Which aspect of the march on washington sent a powerful statement to the united staes and the world

The question is incomplete and the full version can be found online.  

the size of the crowd that attended

Explanation:

The aspect of the march on Washington that sent a powerful statement to the United States and the world was the size of the crowd that attended. On August 28, 1963, around 250,000 people assembled in front of the Lincoln Memorial in Washington, D.C. The location at the Lincoln Memorial was already known as an area where public demonstrations were held. And the presence of religious leaders and famous celebrities, such as actors Ossie Davis and Ruby Dee and artists Marian Anderson, Joan Baez, Bob Dylan, and Mahalia Jackson, was important but not the main element that made the event known worldwide.  

1. ford: gerald ford´s presidency, from 1974 to 1977, faced high inflation, named it public enemy nº1, and created the win program (whip inflation now).

2. carter: president from 1977 to 1981, carter had controversial poitions over abortion, but yet, he enforce the roe vs wade decision, which had pro-choice content.

3. reagan. for his eloquency and powerful speeches in his mandates, from 1981 to 1989, reagan earned this nickname, “the great communicator” .

4. george h w bush: despite many presidents had important roles in managing and trying to end the cold war, it was in bush sr's mandate that the berlin wall was materially destroyed, and he was visited by gorbachev in the uspresident from 1989 to 1993.

5. clinton: defense of marriage act. clinton signed this controvesial act, which defined marriage and spouses in strict heterosexual perspective, that was later declard unconstitutional by the us supreme court.

6. george w bush: in the begining of his presidency, which lasted until 2009, bush jr faced the greatest terrorist attacks in us and probably the worlds history, in september, 11 of 2001.

7. obama: in attempts to cease a great economical crisis, barack obama signed the controversial recovery act in february 2009, which handled 780-billion dollars.