What major event led to the secession of southern states from the union ?

Is there such a thing as a social structure that constrains individual action, or is society nothing more than a figment of our imaginations?

Which of the following events most directly contributed to the establishment of israel as a nation

In 1914, alabama produced 1.7 million bales of cotton, but three years later produced only 515,000, bales. meanwhile, in georgia, 5.2 million acres of land was dedicated for cotton production in 1914, but by 1923 there were just 2.6 million acres used for growing cotton. all of this was the result of the work of a tiny insect: the boll weevil. alabama and georgia first felt the effects of the boll weevil at different times. what would account for this difference in timing?