After the Tet Offensive in Vietnam, President Johnson chose not to run for reelection in 1968. escalated the bombing of North Vietnam. decided that the US had a good chance of winning. signed a peace agreement with North Vietnam.

What would lead a historian to consider two events to have a relationship of correlation rather than causation?

Why is black history month important

"but let us admit texas, and we shall place the balance of power in the hands of the texans themselves. they, with the southern states, will control the policy and the destiny of this nation; our tariff will then be held at the will of the texan advocates of free trade. are our friends of the north prepared to deliver over this great national policy to the people of texas? " - rep. joshua giddings, ohio, may 21, 1844 this quote points to what major issue in the years leading up to the civil war?