Martin luther king gave his famous "i have a dream" speech in this city in 1963. chicago new york washington, d. c. atlanta

Martin Luther King gave his famous "I Have a Dream" speech in Washington DC in 1963.

Explanation:

I Have a Dream is the title of a famous speech that Martin Luther King gave on August 28, 1963.

The speech of 17 minutes long was given by King in front of the Lincoln Memorial in Washington D.C. King's words inspired not only the visitors on the spot, but also elsewhere in the world and in later times.

He gave the speech on the occasion of the march to Washington that had arrived in the city that day, in front of an audience of more than 200,000 people. The speech was directly reported on television.

not sure might be he acquired the entire oregon territory from great britain