Answer:
<h2> A.I'm not sure just I add it</h2>
4. World population did not reach one billion until 1804.
The battle of Pittsburg Landing, which occurred from April 6 to 7, 1862 in Pittsburg Landing, Tennessee, was the bloodiest Civil War battle in Civil War history or U.S. history up to that point. It played a relatively important<span> role in Union progress in the western theater and the Union victory gave Tennessee to the North.
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Article VII stipulated that nine states had to ratify the Constitution for it to go into effect.
The correct answer for the question that is being presented above is this one: "Cesar Chavez." One activist who worked with government officials in the 1960s to help farm workers was Cesar Chavez. He was an American labor leader and civil rights activist, who co-founded the National Farm Workers Association together with <span>Dolores Huerta.</span>
