The Crimean war took place in 1853. The war was between the Ottomans and the Russians. It was the first war in which woman established their position as army nurses.
The Great Game was a meeting that took place from 1813-1907. the argument was between the British and Russian empires over Afghanistan.
The Sepoy Rebellion was a war between the British and Sepoy's from 1857-1858. The Sepoy's (Indian soldiers) refused to use the cartridges when they heard the rumor that they were greased with cow and pig fat. This rumor led to physical fighting.
The Raj was the British rule over India from 1757-1947. The whole area of India was in direct control by the British.
The Boer war was between the British and the Boers. It was the first modern war and began in the 1860's and was not resolved until 1910.
The Suez Canal was a human made water way that cut through the Isthmus of Suez. it was known as the "lifeline of the empire". The water way connected the Red sea to the Mediterranean sea.