(2 0f 2 ) Postcards as evidence of Sikhs contribution during World Wars: At the beginning of World War I, 1.7 million letters were exchanged daily. Photography was much less common in homes than it is today, and even less so in newspapers. With the beginning of the war, the number of letters increased dramatically. From 3 million daily he 4 million letters were sent from the back of the line to the front From 1.8 million it went against 2 million letters. The attack was punctuated by a very long lull in the fighting, the soldiers becoming bored while trapped in the trenches. They used these moments to read and write letters. From Behind the Lines to the .... One in every six soldiers in the British Army was Indian, with Sikhs accounting for one-fifth of the Indian contingent when the war began. More than 250 000 Sikhs served in the World Wars. They fought in all of WWI's major campaigns in France and Flanders Belgium, including Ypres, Neuve Chapelle, La Bassee, Somme, and Vimy. Sikhs also fought in Mesopotamia, Persia, East Africa, Gallipoli, and the Far East. Fighting in the trenches and muddy fields of Europe, the deserts, the mountains, and the seas in these global conflicts, the Sikhs would earn unwavering respect for their courage, perseverance, and valour.