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Some student decided to kill Archduke Franz, and basically caused the entirety of World War I.
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The Austrian government blamed Serbia for the assassination, so they declared war on Serbia. Then, Germany also did so, thinking Russia wouldn't. Russia did and convinced France to do so as well.
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Due to supporting opposite sides of a war, Germany decided to declare war on their indirect enemies, Russia and France.
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Britain wanted Germany to pull out of Belgium, but they said no. Britain decided that's enough to declare war on them.
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Japan has an alliance with Great Britain, so they help em out against Germany.
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Turkey joins the Central Alliance and helps Germany against Russia and stuff.
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Those three declared war on Turkey because they helped Germany, their enemy.
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Basically Britain attacks Turkey on the behalf of Russia.
PS: This website doesn't let me do a specific month only so the exact date isn't accurate here. -
Germany used a lot of zeppelins to attack places like London, and only became less useful after airplanes were able to shoot em down.
PS: This website doesn't let me do a specific month only so the exact date isn't accurate here. -
Italy joined the war on the side of the Allies.
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Romania joined the war with the Allies, but was soon occupied by Germany and Austria.
PS: This website doesn't let me do a specific month only so the exact date isn't accurate here. -
A battle that lasted months with no real winner. Over 60k men died on the British side just on the first day. British used some tanks here but they didn't do much.
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Basically German U Boats took down some American ships and they got angry and declared war on them.
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Russia signed a treaty with Germany that was harsh to them but let them get out of World War I.
PS: This website doesn't let me do a specific month only so the exact date isn't accurate here. -
The Allies were getting a lot of the land back from Germany.
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Places like Turkey and stuff that Germany took were being taken back by the Allies.
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The Armistice is signed, ending the war for good.