By the end of WWI over 8.5 million soldiers had died on all sides of the conflict. There were also over 22 million casualties as a result of the world. The "Great War" is remembered as one of the most deadly wars in human history and still to this day is remembered across the world for its mass carnage as a result of war.
Elections
Explanation: the soviets has their hands in nearly every Eastern European election so that the leaders would be communists that would bring their countries into communism along with the Soviet Union
The 19th amendment says that citizen can't be stopped from voting, and that it doesn't matter if they are gay, or lesbians. It helps expand democracy because these people can have their voice heard, and that's why democracy is basically.
Expansion of Slavery impacted the lives of already enslaved people, by causing them to continue being abused and held as slaves. The expansion further strengthened the practice of slavery, making it even harder for slaves to escape and causing more people to be enslaved too.