How were the Mayans able to develop a calendar system?

This amendment made cuba an american protectorate and forced cuba to cede guantanamo bay to the u.s.

Fast! 99 points! what happened in georgia as a result of the supreme court ruling in brown v. board of education? the sibley commission was formed all public schools were desegregated the southern christian leadership was formed the general assembly passed laws to keep schools segregated. which quotation reflects the perspective of most of georgia legislatures in 1956 regarding the georgia state flag? "georgia's flag should be updated to have a more modern look and design." "georgia's flag should be a symbol of integration and equal rights." "georgia's flag does not need to be changed; it represents peace and prosperity." "georgia's flag should be a symbol of our resistance to federal integration laws." what was the primary purpose of the sibley commission in georgia? to schools across georgia integrate peacefully to discover how georgians felt about the issue of integration to lead non-violent protests to elect new civil rights leaders

What was one effect of the emancipation proclamation on african americans in the north?