Why did immigrants to the United States gather in ethnic city neighborhoods?

The segments shown below could form a triangle.

1.who controls fascism government? 2.who controls communism gov? 3. how do they stay in power

Why is julius caesar considered an important roman leader? a. his assassination led to a civil war that ended the roman republic. b. his commitment to justice led to the creation of the twelve tablesc. his support for democracy led to expand voting rights for all romansd. his policies as dictator led to a period of peace known as the pax romana