That would be Particians I believe that's how you spell it.
Answer: new inventions
Explanation:
First new weapons' like lmg smg and pistols Second tanks, air planes, and armored vehicles where made and was a game changer to the British because the could just plow threw barbed wire Third radios where needed in tanks to communicate Fourth the treaty of Versie made Germany lose its air force, pay war debt demilitarizes the Rhineland which impacted heavily when the great depression came along hope this helps hope you do good on your tests =)
Around 6 decades. Good luck! :D
Mao zedong was also known as a chairman
-The Cold War: Both the United States and the Soviet Union emerged as superpowers, but with different ideologies. This led to a long "Cold War," which also was the cause of several proxy wars all over the world in the following decades.
-founding of United Nations in the place of the League of Nations.
-Territorial changes of Germany, Poland and some other countries: Germany lost big parts of land, Poland was "moved" west