How did the europeans' arrival in the new world have the most detrimental effect on its ecosystem?

Write the title date and stated purpose of the map you have chosen to describe what you learn from your careful review of the maps information

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.

Who was the first explorer to sail all the way down the mississippi river