In what year did the western roman empire collapse

Do humans change their physical environment to adapt or do humans adapt themselves to their physical environment?

Which of the following was an effect of allied defeats and high casualty rates on the eastern front? the united states issued the fourteen points. russia entered the war on the allied side. the united states entered the war sooner. russia experienced a revolution and dropped out of the war.

Nwhich period were most of the original british north american colonies founded?