What tactic was used to achieve school desegregation beginning in the late 1960s

busing

Explanation:

In 1971 the Supreme Court in Swann v. Charlotte-Mecklenburg Board of Education approved the use of busing to achieve desegregation, despite racially segregated neighborhoods and limited radii of school districts.

during the pueblo revolt, father de mora hid most of the gold in the mine and covered the entrance. he tried to take some of the gold with him, but had to leave it behind in order to escape.