The Meerut Cavalry Brigade was a cavalry brigade of the British Indian Army formed in 1904 as a result of the Kitchener Reforms. It was mobilized as 7th (Meerut) Cavalry Brigade at the outbreak of the First World War and departed for the Western Front where it served as part of the 2nd Indian Cavalry Division.
The 6th (Poona) Division was a division of the British Indian Army. It was formed in 1903, following the Kitchener reforms of the Indian Army.
The 135th Infantry Brigade was an infantry brigade of the Territorial Force, part of the British Army. It was formed in the First World War as a duplicate of the South Western Brigade and was originally formed as the 2nd/1st South Western Brigade in 1914–1915 before later being renamed as the 135th Brigade. It was sent overseas to India in December 1914 to relieve Regular Army units for service in France. The brigade remained there for the rest of the war, supplying drafts of replacements to the British units fighting in the Middle East and later complete battalions.
The Sialkot Cavalry Brigade was a cavalry brigade of the British Indian Army formed in 1904 as a result of the Kitchener Reforms. It was mobilized as 2nd (Sialkot) Cavalry Brigade at the outbreak of the First World War as part of the 1st Indian Cavalry Division and departed for France. It served on the Western Front with the division until it was broken up in March 1918.
The 6th Indian Cavalry Brigade was a cavalry brigade of the British Indian Army that saw active service in the Indian Army during the First World War. It took part in the Mesopotamian campaign and was broken up soon after the end of the war.
The Garhwal Brigade was an infantry brigade of the British Indian Army formed in 1902 as a result of the Kitchener Reforms. It was mobilized as 20th (Garhwal) Brigade at the outbreak of the First World War as part of the 7th (Meerut) Division and departed for France. It served on the Western Front until November 1915. It then moved to Egypt where it joined the 10th Indian Division, by now designated as 20th Indian Brigade. It left the division in March 1916 and thereafter served as an independent brigade in the Sinai and Palestine Campaign. It was broken up in 1920.
The Ambala Brigade was an infantry brigade of the British Indian Army that formed part of the Indian Army during the First World War. It was formed in November 1914 to replace the original Ambala Brigade that had been mobilized as the 3rd (Ambala) Cavalry Brigade for service on the Western Front. It remained in India throughout the war.
The 30th Indian Brigade was an infantry brigade of the British Indian Army that saw active service with the Indian Army during the First World War. It initially saw active service in Egypt in 1915, before transferring to Mesopotamia. It took part in a number of battles and actions before being besieged at Kut and going into Turkish captivity in April 1916.
The 33rd Indian Brigade was an infantry brigade of the British Indian Army that saw active service with the Indian Army during the First World War. It took part in the Mesopotamian campaign in 1915 before being broken up at the end of the year.
The 58th Indian Brigade was an infantry brigade of the British Indian Army that formed part of the Indian Army during the First World War. It remained in India throughout the war. It was not reformed for the Second World War.
The 59th Indian Brigade was an infantry brigade of the British Indian Army that formed part of the Indian Army during the First World War. It remained in India throughout the war. It was not reformed for the Second World War.
The Bangalore Brigade was an infantry brigade of the British Indian Army formed in 1904 as a result of the Kitchener Reforms. It was mobilized as 27th (Bangalore) Brigade at the outbreak of the First World War. As part of Indian Expeditionary Force B, it was sent to assault Tanga in German East Africa. With the failure of the Battle of Tanga, its units joined the defences of British East Africa and it was broken up.
The 43rd Indian Brigade was an infantry brigade of the British Indian Army that formed part of the Indian Army during the First World War. It was formed in March 1917 as part of the 16th Indian Division for service on the North West Frontier. It remained in India throughout the First World War but saw active service in the Third Anglo-Afghan War. Post-war, it was designated as 21st Indian Infantry Brigade in September 1920 and took over responsibility for the Jubbulpore Brigade Area in 1923.
The Ferozepore Brigade was an infantry brigade of the British Indian Army that formed part of the Indian Army during the First World War. It was formed in December 1914 as part of the 3rd Lahore Divisional Area for service on the North West Frontier and renamed as 44th (Ferozepore) Brigade in August 1915. It remained in India throughout the First World War but saw active service in the Third Anglo-Afghan War with the 16th Indian Division.
The Garhwal Brigade was an infantry brigade of the British Indian Army that formed part of the Indian Army during the First World War. It was formed in April 1917 to replace the original Garhwal Brigade that had been mobilized in August 1914 as the 20th (Garhwal) Brigade for service on the Western Front. It remained in India throughout the war.
The 4th (Meerut) Cavalry Brigade was a cavalry brigade of the British Indian Army that formed part of the Indian Army during the First World War. It was formed as 14th (Meerut) Cavalry Brigade in November 1914 to replace the original Meerut Cavalry Brigade that had been mobilized as the 7th (Meerut) Cavalry Brigade for service on the Western Front. It remained in India throughout the war, before taking part in the Third Anglo-Afghan War in 1919.
The 4th (Secunderabad) Cavalry Brigade was a cavalry brigade of the British Indian Army that formed part of the Indian Army during the First World War. It was formed as Secunderabad Cavalry Brigade in February 1915 to replace the original brigade that had been mobilized as the 9th (Secunderabad) Cavalry Brigade for service on the Western Front. It remained in India throughout the war.
The 7th Meerut Divisional Area was an infantry division of the British Indian Army that formed part of the Indian Army during the First World War. It was formed in September 1914 to replace the original 7th (Meerut) Division that had been mobilized in August 1914 for service on the Western Front. It was renamed as Meerut Division in June 1917 and remained in India throughout the war. The division was broken up in 1920.
The 3rd Lahore Divisional Area was an infantry division of the British Indian Army that formed part of the Indian Army during the First World War. It was formed in September 1914 to replace the original 3rd (Lahore) Division that had been mobilized in August 1914 for service on the Western Front. It was abolished in May 1917 when its remaining responsibilities were passed on to the 16th Indian Division.
The 150th Infantry was an infantry regiment of the British Indian Army. It was formed in Mesopotamia in May 1918, saw service in the First World War and the Third Anglo-Afghan War, and was disbanded in June 1921.
British India 
British Indian Army