Why do parts of the tundra have ponds and marshes form in the summer

Even though both ww1 and ww2 were in many ways the same conflict with basically the same countries facing off against each other, the way each war started was significantly different. the question is how what were the differences on how they started

What does the fall of the bastille represent? ?

Mary i was a ruler known for her kindness and tried to make england a catholic country. t or f