What events led to the creation of the 15th amendment?

How did the location of islamic lands make cultural diffusion possible

One of the observations by someone who was present for roosevelt's speech was, "its clarity, logic, and sincerity struck us." quote one example from the text that you would describe as clear, logical, or sincere. explain the language in your chosen quote correctly, and tell why it can be considered clear, logical, or sincere.

Why caused john quincy adams to write the monroe doctrine?