|Active April 1920–August 1945|
Allegiance British Empire
|Country British India|
Branch British Indian Army
The 100th Indian Infantry Brigade was an infantry brigade formation of the Indian Army during World War II. It was formed in April 1920 at Jhansi. The brigade was assigned to the 34th Indian Infantry Division until June 1943, when it was transferred to the 20th Indian Infantry Division until the end of the war. It was known for its participation in Battle of Imphal or known as "Imphal Campaign" where it fought along with other Indian Infantry regiments converged to form the 20th Indian Division and drove back the Japanese Army back to Burma inflicting heavy losses. This was a turning point in the Burma Campaign, part of South-East Asian theatre of World War II.