These two superpowerful teams build up armies, and improve there technologies. This makes both the Triple Entente and the Triple Alliance feel threatened by one another.
The Balkans (Serbia, Greece, Bulgaria, Montenegro) took over turkey. After doing so caused war over land and rivalries to began. They were now known as the Balkan powder keg because of the tensions building up.
Japan adds strength to the Triple Alliance. They take over germans outpost in China, weakening German forces.
This event caused Austria to go to war with Serbia. Some of the triple entente and triple alliance were alliaces, so in turn they went to war too.
Germany invades a neutrual Belgium; Belgium had an alliance with Great Britain. This infuriated Britian, so they went to war with Germany. Now both of the alliences were at war.
Women acted as nurses and cooks. They were everything men weren't during the war. Thus adding effecency of soldiers on both sides.
Brining the tank into the war changed everything. This cause germans to make and use newer technology like zeplins.
Becasue if Germany's unrestricted submarine warfare, and the attack of American ships, America became a new force for the Triple Entente
Soldiers in Germany lost much of there reason to fight. They only got into this for another country and now they were the bad guys. At this point in time Germany's front was mostly 15 year olds.
Delgates gather in russia to descuss peace terms and agreements.