The event which was the root cause of the Israeli-Palestinian conflict was the establishment of the state of Israel back in 1948. The conflict originated from the Intercommunal violence in Mandatory Palestine between the Israelis and the Arabs back in 1940, which resulted in a 1947-1948 Civil War. The conflict still remains and can be seen in different levels.
Answer:
the Emancipation Proclamation,
Explanation:
In 1864, President Abraham Lincoln created a legislation that prohibited slavery in United States. This legislation automatically outlawed the Maryland Assembly since it's coming from the federal level.
As a result, African Americans were free from their obligation to serve their owners. That being said, they still received very bad treatments even after gaining the status as free folks. They're treated as second class citizens, not allowed to get jobs, not allowed to vote, etc.