The Derajat Brigade was formed after the 1903 reforms

Kitchener Reforms

The Kitchener Reforms of the Indian Army began in 1903 when Lord Kitchener of Khartoum, newly appointed Commander-in-Chief, India, completed the unification of the three armies of the former Presidencies , and also the Punjab Frontier Force, the Hyderabad Contingent and other local forces, into one...

 of the British Indian Army

British Indian Army

The British Indian Army, officially simply the Indian Army, was the principal army of the British Raj in India before the partition of India in 1947...

 by Herbert Kitchener when he was Commander-in-Chief, India

Commander-in-Chief, India

During the period of the British Raj, the Commander-in-Chief, India was the supreme commander of the Indian Army. The Commander-in-Chief and most of his staff were based at General Headquarters, India, and liaised with the civilian Governor-General of India...

. The brigade was part of the Northern Army and deployed along the North West Frontier. The Derajat Brigade had its winter head-quarters at Dera Ismail Khan

Dera Ismail Khan

Dera Ismail Khan is a city in Khyber-Pakhtunkhwa Province, Pakistan. It is situated on the west bank of the Indus River, west of Lahore and northwest of Multan. The city is the capital of the district and tehsil of the same name. In Pakistan, its name is often abbreviated to D. I...

, and the garrison consisted of a mountain battery, a regiment of Native cavalry, and three regiments of Native infantry. Detachments from these regiments helped to garrison the outposts of Drazinda

Drazinda

Drazinda is a village near to Dera Ismail Khan in the Federally Administered Tribal Areas of Pakistan....

, Jandola

Jandola

Jandola is a town in Frontier Region Tank, Federally Administered Tribal Areas, Pakistan....

, and Jatta.

In 1914 at the start of World War I

World War I

World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

 the brigade formation was:

• Commander Major General G Younghusband
  • 35th Scinde Horse
    14th Prince of Wales's Own Scinde Horse
    The 14th Prince of Wales's Own Scinde Horse was a regular cavalry regiment of the British Indian Army it can trace its formation back to two regiments of Scinde Irregular Horse raised at Hyderabad in 1839 and 1846 respectively....
    
    
  • 18th Infantry
    18th Infantry
    The 18th Infantry were an infantry regiment of the British Indian Army. They could trace their origins to 1795, when they were called the Calcutta Native Militia...
    
    
  • 27th Punjabis
    27th Punjabis
    The 27th Punjabis were an infantry regiment of the British Indian Army. It was raised in 1857, as the 19th Regiment of Punjab Infantry. It was designated as the 27th Punjabis in 1903 and became 3rd Battalion 15th Punjab Regiment in 1922...
    
    
  • 45th Rattray's Sikhs
    45th Rattray's Sikhs
    The 45th Rattray's Sikhs was an infantry regiment of the British Indian Army. They could trace their origins to the 1st Bengal Military Police Battalion raised in April 1856, at Lahore, by Captain Thomas Rattray originally consisting of a troop of 100 cavalry and 500 infantry...
    
    
  • 57th Wilde's Rifles (Frontier Force)
    57th Wilde's Rifles (Frontier Force)
    The 4th Punjab Infantry Regiment was an infantry regiment of the British Indian Army formed on 18 April 1849 by Captain GG Denniss at Lahore as part of the Transfrontier Brigade, which became the Punjab Irregular Force in 1851. The regiment was designated as the 57th Wilde's Rifles in 1903, and...
    
    
  • 32nd Mountain Battery