The 109th Infantry was an infantry regiment of the

British Indian Army The British Indian Army, commonly referred to as the Indian Army, was the main military of the British Raj before its dissolution in 1947. It was responsible for the defence of the British Indian Empire, including the princely states, which co ...

. The regiment traces its origins to 1768, when it was raised as the 5th Battalion, Bombay Sepoys. The regiment's first action was during the Mysore Campaign in the Third Anglo-Mysore War. It was next involved in the Battle of Seringapatam in the Fourth Anglo-Mysore War, and next used in the Siege of Multan during the Second Anglo-Sikh War. Its last campaign in the 19th century was the Second Afghan War. During World War I it was attached to the

Aden Brigade The Aden Brigade was a formation of the British Indian Army The British Indian Army, commonly referred to as the Indian Army, was the main military of the British Raj before its dissolution in 1947. It was responsible for the defence of the Bri ...

, which was formed to protect the important naval refueling point at

Aden Aden ( ar, عدن ' Yemeni: ) is a city, and since 2015, the temporary capital of Yemen, near the eastern approach to the Red Sea (the Gulf of Aden), some east of the strait Bab-el-Mandeb. Its population is approximately 800,000 people. ...

. After World War I the Indian government reformed the army moving from single- to multi-battalion regiments.Sumner p.15 In 1922, the 109th Infantry became the 4th Battalion

4th Bombay Grenadiers The Grenadiers is an infantry regiment of the Indian Army, formerly part of the Bombay Army and later the pre-independence British Indian Army, when the regiment was known as the 4th Bombay Grenadiers. It has distinguished itself during the tw ...

. After independence it was one of the regiments allocated to the Indian Army.

Predecessor names

*5th Battalion, Bombay Sepoys - 1768 *2nd Battalion, 1st Bombay Native Infantry - 1796 *9th Bombay Native Infantry - 1824 *9th Bombay Infantry - 1885 *108th Infantry - 1903

References

Bibliography

* * * * *Moberly, F.J. (1923). ''Official History of the War: Mesopotamia Campaign'', Imperial War Museum. {{ISBN, 1-870423-30-5 British Indian Army infantry regiments Bombay Presidency Military units and formations established in 1768 Military units and formations disestablished in 1922 1768 establishments in the British Empire