Why was the adams-onís treaty important?

Which of the following was not an organization during the civil rights movement in the 1960s

Which of the following best describes how the maya civilization was governed

Historians have recently discovered a historical journal published in the early twentieth century. the journal contains facts based on original sources about the downfall of the early byzantium empire. historians consider this long-lost journal to be a breakthrough in their understanding of the byzantium empire. based on this information, the journal is a source.