这个国家在20世纪中期成功摆脱了殖民统治，获得了独立。

The country successfully ___decolonized itself in the mid-20th century and gained independence.

这所大学正在通过修订过时的殖民主义观点来推动课程去殖民化。

The university is working to ___decolonize its curriculum by revising outdated colonial perspectives.