The ideas of the Enlightenment inspired both the American and French Revolution. The Revolution was based on the principles of liberty, equality, and fraternity. Philosophers of the Enlightenment, known as philosophes, favored limited monarchy, freedom of speech, and equality.
Mountains, highlands and rivers.
Finally I found the answer
The Hundred Days Offensive Jul–Nov 1918 was the costliest
The Ludendorff offensive other wise known as the spring offensive was a German offensive on the Western Front intended to win the war before the American troops that had begun arriving in France could fully deploy.
I'm unsure of how far they advanced
Kaiserschlacht was the last German offensive and was a series of German attacks along the Western Front.
