Depending on what you mean, it changed when the north saw that slavery was not just, and started goin on the attack on it. Which lead to the whole civil war of confederates vs the union
"laissez faire" describes that kind of attitude
Answer: it is a name of independent trade unions in Poland established in 1980 in Poland. But it true role was a social movement that started opposing to Communist party (the only party, state-party) in Poland.
Explanation: It contributed significantly to the fall of Communism in Poland (1990). It was not the only anti-Communist movement in Poland at that time, but it was the most important.
C. the answer is c because i took the quiz and i got it right