USS Obstructor
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USS Obstructor
USS ''Obstructor'' (ACM-7) was a in the United States Navy during World War II. Built by the Marietta Manufacturing Company in Point Pleasant, West Virginia, as a U.S. Army mine planter, USAMP ''1st Lt. William G. Sylvester'' (MP-5) was delivered in December 1942 to the U.S. Army Coast Artillery Corps, Mine Planter Service. She was named for the first coast artillery officer killed (at Hickam Field, Hawaii, on 7 December 1941) in action in World War II. ''Sylvester's'' embarked crew, designated, in Army terminology as the 12th Coast Artillery Mine Planter Battery, was implemented in November 1942 stationed at Fort Miles, Delaware. The ship was transferred to the Navy on 4 January 1945. She was renamed ''Obstructor'' on 19 January 1945, converted at the Charleston Navy Yard and commissioned on 1 April 1945. After transfer to the United States Coast Guard in 1946 the ship was commissioned 1 February 1947 as USCGC ''Heather'' until 15 December 1967. U.S. Navy service history Pa ...
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Bofors 40 Mm Automatic Gun L/60
The Bofors 40 mm Automatic Gun L/60 (often referred to simply as the "Bofors 40 mm gun", the "Bofors gun" and the like, see name) is an anti-aircraft autocannon, designed in the 1930s by the Swedish arms manufacturer AB Bofors. The gun was designed as an intermediate anti-aircraft gun, filling the gap between fast firing close-range small calibre anti-aircraft guns and slower firing long-range high calibre anti-aircraft guns, a role which previously was filled by older outdated guns. The Bofors 40 mm L/60 was for its time perfectly suited for this role and outperformed competing designs in the years leading up to World War II in both effectiveness and reliability. It entered the export market around 1932 and was in service with 18 countries by 1939. Throughout World War II it became one of the most popular and widespread medium-weight anti-aircraft guns. It was used by the majority of the western Allies and some Axis powers such as Nazi Germany and Hungary. In the pos ...
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Haiphong
Haiphong ( vi, Hải Phòng, ), or Hải Phòng, is a major industrial city and the third-largest in Vietnam. Hai Phong is also the center of technology, economy, culture, medicine, education, science and trade in the Red River delta. Haiphong was founded in 1887 as a major seaport city of Vietnam. In 1888, the president of the French Third Republic, Sadi Carnot, promulgated a decree to establish Haiphong. From 1954 to 1975, Haiphong served as the most important maritime city of North Vietnam, and it became one of direct-controlled municipalities of a reunified Vietnam with Hanoi and Ho Chi Minh City in 1976. In the 21st century, Haiphong has emerged as a trading gateway, modern, green industrial city of Vietnam, oriented to become the third special-class city of Vietnam by 2030 to 2050 at the latest. Haiphong has a Human Development Index of 0.782 (high), ranking fourth among all municipalities and provinces of Vietnam. History Dynastic Vietnam Haiphong was the home of Lê C ...
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USS Ammen (DD-527)
USS ''Ammen'' (DD-527), a , was the second ship of the United States Navy to be named for Rear Admiral Daniel Ammen (1820–1898). Construction and commissioning ''Ammen'' was laid down on 29 November 1941 at San Francisco, California, by the Bethlehem Steel Corporation; Ship naming and launching, launched on 17 September 1942; sponsored by Miss Eva Ammen; and ship commissioning, commissioned on 20 March 1943, Commander John C. Daniel in command. Service history Alaska, March–November 1943 ''Ammen'' put to sea on 30 March bound for Naval Station San Diego, San Diego where she completed her shakedown training. The destroyer departed San Diego on 20 April and arrived in San Pedro, Los Angeles, San Pedro the following day. Two days later, she embarked upon a voyage to Alaskan waters as part of the screen for Task Force 51 (TF 51), built around . The task force arrived at Cold Bay, Alaska, on 1 May and, 10 days later, participated in the Battle of the Aleutian Islands, landings ...
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Newport Beach, California
Newport Beach is a coastal city in South Orange County, California. Newport Beach is known for swimming and sandy beaches. Newport Harbor once supported maritime industries however today, it is used mostly for recreation. Balboa Island, Newport Beach, Balboa Island draws visitors with a waterfront path and easy access from the ferry to the shops and restaurants. History The Upper Bay of Newport is a canyon carved by a stream in the Pleistocene period. The Lower Bay of Newport was formed much later by sand brought along by ocean currents, which constructed the offshore beach now recognized as the Balboa Peninsula of Newport Beach. For thousands of years, the Tongva people lived on the land in an extensive, thriving community. The Tongva villages of Genga, California, Genga and Moyongna were located in Newport Beach. Throughout the 1800s, Europeans colonized the land and forcibly removed and assimilated the Tongva. Present-day Newport Beach exists upon the unceded homelands of ...
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Port Of Los Angeles
The Port of Los Angeles is a seaport managed by the Los Angeles Harbor Department, a unit of the City of Los Angeles. It occupies of land and water with of waterfront and adjoins the separate Port of Long Beach. Promoted as "America's Port", the port is located in San Pedro Bay in the San Pedro and Wilmington neighborhoods of Los Angeles, approximately south of downtown. The cargo coming into the port represents approximately 20% of all cargo coming into the United States. The port's channel depth is . The port has 25 cargo terminals, 82 container cranes, 8 container terminals, and of on-dock rail. The port's top imports were furniture, automobile parts, apparel, footwear, and electronics. In 2019, the port's top exports were wastepaper, pet and animal feed, scrap metal and soybeans. As of a report from the port released 2020, its top three trading partners were China (including Hong Kong), Japan, and Vietnam. As of 2022, the port, together with the adjoining Port of Lon ...
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San Francisco
San Francisco (; Spanish language, Spanish for "Francis of Assisi, Saint Francis"), officially the City and County of San Francisco, is the commercial, financial, and cultural center of Northern California. The city proper is the List of California cities by population, fourth most populous in California and List of United States cities by population, 17th most populous in the United States, with 815,201 residents as of 2021. It covers a land area of , at the end of the San Francisco Peninsula, making it the second most densely populated large U.S. city after New York City, and the County statistics of the United States, fifth most densely populated U.S. county, behind only four of the five New York City boroughs. Among the 91 U.S. cities proper with over 250,000 residents, San Francisco was ranked first by per capita income (at $160,749) and sixth by aggregate income as of 2021. Colloquial nicknames for San Francisco include ''SF'', ''San Fran'', ''The '', ''Frisco'', and '' ...
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San Pedro, Los Angeles
San Pedro ( ; Spanish: " St. Peter") is a neighborhood within the City of Los Angeles, California. Formerly a separate city, it consolidated with Los Angeles in 1909. The Port of Los Angeles, a major international seaport, is partially located within San Pedro. The district has grown from being dominated by the fishing industry, to a working-class community within the city of Los Angeles, to a rapidly gentrifying community. History The peninsula, including all of San Pedro, was the homeland of the Tongva-Gabrieleño Native American people for thousands of years. In other areas of the Los Angeles Basin archeological sites date back 8,000–15,000 years. The Tongva believe they have been here since the beginning of time. Once called the "lords of the ocean", due to their mastery of oceangoing canoes (Ti'ats), many Tongva villages covered the coastline. Their first contact with Europeans was in 1542 with Juan Rodríguez Cabrillo, the Spanish explorer who also was the first to writ ...
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Isle Aux Herbes (Alabama)
Isle aux Herbes, also known as Coffee Island, is a barrier island located in the Mississippi Sound south of downtown Bayou la Batre, Alabama. It is a , state-owned and tidally inundated island The island is an important site for colonial nesting shorebirds 245px, A flock of Dunlins and Red knots">Red_knot.html" ;"title="Dunlins and Red knot">Dunlins and Red knots Waders or shorebirds are birds of the order Charadriiformes commonly found wikt:wade#Etymology 1, wading along shorelines and mudflat ... in coastal Alabama. Barrier islands of Alabama Landforms of Mobile County, Alabama {{mobileCountyAL-geo-stub ...
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Search And Rescue
Search and rescue (SAR) is the search for and provision of aid to people who are in distress or imminent danger. The general field of search and rescue includes many specialty sub-fields, typically determined by the type of terrain the search is conducted over. These include mountain rescue; ground search and rescue, including the use of search and rescue dogs; urban search and rescue in cities; combat search and rescue on the battlefield and air-sea rescue over water. International Search and Rescue Advisory Group (INSARAG) is a UN organization that promotes the exchange of information between national urban search and rescue organizations. The duty to render assistance is covered by Article 98 of the UNCLOS. Definitions There are many different definitions of search and rescue, depending on the agency involved and country in question. *Canadian Forces: "Search and Rescue comprises the search for, and provision of aid to, persons, ships or other craft which are, or are fear ...
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Navigational Aid
Navigation is a field of study that focuses on the process of monitoring and controlling the movement of a craft or vehicle from one place to another.Bowditch, 2003:799. The field of navigation includes four general categories: land navigation, marine navigation, aeronautic navigation, and space navigation. It is also the term of art used for the specialized knowledge used by navigators to perform navigation tasks. All navigational techniques involve locating the navigator's position compared to known locations or patterns. Navigation, in a broader sense, can refer to any skill or study that involves the determination of position and direction. In this sense, navigation includes orienteering and pedestrian navigation. History In the European medieval period, navigation was considered part of the set of '' seven mechanical arts'', none of which were used for long voyages across open ocean. Polynesian navigation is probably the earliest form of open-ocean navigation; it was b ...
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Mobile, Alabama
Mobile ( , ) is a city and the county seat of Mobile County, Alabama, United States. The population within the city limits was 187,041 at the 2020 United States census, 2020 census, down from 195,111 at the 2010 United States census, 2010 census. It is the fourth-most-populous city in Alabama, after Huntsville, Alabama, Huntsville, Birmingham, Alabama, Birmingham, and Montgomery, Alabama, Montgomery. Alabama's only saltwater port, Mobile is located on the Mobile River at the head of Mobile Bay on the north-central Gulf Coast. The Port of Mobile has always played a key role in the economic health of the city, beginning with the settlement as an important trading center between the French colonization of the Americas, French colonists and Native Americans in the United States, Native Americans, down to its current role as the 12th-largest port in the United States.Drechsel, Emanuel. ''Mobilian Jargon: Linguistic and Sociohistorical Aspects of a Native American Pidgin''. New York: ...
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Navy List
A Navy Directory, formerly the Navy List or Naval Register is an official list of naval officers, their ranks and seniority, the ships which they command or to which they are appointed, etc., that is published by the government or naval authorities of a country. Background The Navy List fulfills an important function in international law in that warships are required by article 29 of the United Nations Convention on the Law of the Sea to be commanded by a commissioned officer whose name appears in the appropriate service list. Past copies of the Navy List are also important sources of information for historians and genealogists. The Navy List for the Royal Navy is no longer published in hard-copy. The Royal Navy (United Kingdom) publishes annual lists of active and reserve officers, and biennial lists of retired officers. As of 2015, the Navy List of the Royal Navy has been renamed as the 'Navy Directory'. The equivalent in the United States Navy is the Naval Register, whic ...
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