Which incident was most important in the fight for Civil Rights for Blacks during the 1950s? Name the event and then explain why it was most important and include at least two details to support your answer.

Explanation:

Rosa Parks (1913—2005) helped initiate the civil rights movement in the United States when she refused to give up her seat to a white man on a Montgomery, Alabama bus in 1955. Her actions inspired the leaders of the local black community to organized the Montgomery Bus Boycott began the day Parks was convicted of violating the segregation laws. Led by a young Rev. Dr. Martin Luther King Jr., the boycott lasted more than a year—during which Parks not coincidentally lost her job—and ended only when the U.S. Supreme Court ruled that bus segregation was unconstitutional. Over the next half-century, Parks became a nationally recognized symbol of dignity and strength in the struggle to end entrenched racial segregation.

I would say the Montgomery bus boycott

Explanation:

this was important to history because the protest showed that the Africans were fed up with segregating seats buses. this protest set inspiration for the negro to keep fight for rights and to not give up until they have what the deserve.

a system of cooperative federalism emerged, as the powers of the federal government expanded.