What happened during the March on Washington?

Explanation:

March on Washington, in full March on Washington for Jobs and Freedom, political demonstration held in Washington, D.C., in 1963 by civil rights leaders to protest racial discrimination and to show support for major civil rights legislation that was pending in Congress.

the national congress's powers over the states were specific and definite: it had the sole power to negotiate treaties, declare war, and make peace. all powers not granted to congress were reserved for state governments. congress had no power to levy taxes, for example.