Explain how the location for Dr king's "I have a dream" speech might be significant​

Dr. Martin Luther King, Jr. delivered the exalted "I Have a Dream" speech. ... evolved into a collaborative effort amongst major civil rights groups and icons of the day. ... You can read the full speech and watch a short film, below. ... We have also come to this hallowed spot to remind America of the fierce urgency of now.

Explanation:

The place where he spoke, the Lincoln Memorial in Washington DC, was quite significant to the message he was giving. DC is the capital of the U.S., which could've made it more of a well-known speech. Additionally, it's a powerful move to have a speech about race in a country that was/kind of is racially rampant, and in terms of segregation, so powerful that a black man could stand at a prominent place in a large, known country.

the congress realized that action had to be.

civil disobedience, refusal to obey the demands or commands of a government or occupying power, without resorting to violence or active measures of opposition