Answer:
Britain, France, Ireland and Russia were part of an alliance called the Triple Entente, while Germany aligned itself with Austria-Hungary – known as the Central Powers. The assassination of Archduke Franz Ferdinand in Sarajevo on 28th June 1914, it triggered a chain of events that resulted in World War 1.
The Allies (mainly Britain, France, US) won WW1 which happened from 1914-1919. Germany was the main loser, along with Austria - Hungary, The Ottoman Empire, and the other Central Powers and also Russia, although Russia withdrew from the war early due to civil war issues at home.
Step-by-step explanation:
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