During the First World War, Indians gave support to the United Kingdom. About 1.3 million Indian soldiers went to many parts of Europe, Africa, and the Middle East to fight. Many Indians, including the princes and rich people of India, contributed money and materials to the war funds of the United Kingdom. However, many Indian soldiers died in foreign lands. In India, flu called Spanish flu spread like an epidemic killing many people. The tax rates increased in India, and prices also increased. The Indians became restless.