Answer:
Correct answer is 4. The Slavic people revolted against the Serbian government to have their own country
Explanation:
Option four is correct as South Slavs wanted to create a country, in which Serbia would be also included. After the war ended this country was actually created - Kingdom of Serbs, Croats and Slovenians.
First option is not correct as all European forces were militarized and nationalized.
Second option is not correct as great alliances, such as Entente and Central Powers were created.
Third option is not correct as Germany first of all wanted more colonies.
Responding to xenophobic concerns, congress passed an emergency law restricting immigration in 1921. Among other provisions, the act established .a quota for nationalities on the basis of their numbers in the US in 1910,
The quota that enacted limit a specific race from entering the united states within that period
hope this helps
Three civil rights leaders were murdered during a voter registration campaign in mississippi known as the freedom summer.
He was a diff. color citizen and he made a speech after rosa parks (diff color) decided to refuse to give up her seat after a long day at work. So he made a " I have a dream" speech and later on he got assassinated in his house.