Answer:
Mainly Trench Warfare was popularized by the use of new mechanized weapons such as Artillery, and also because of the mass victories in the east on germany's side, Russia used these as a form of slowing them down and to protect their troops, but often these trenches hurt these men by disease, starvation, etc.
Kingdoms of the Iberian Peninsula
Answer:
On the night of August 20, 1968, approximately 200,000 Warsaw Pact troops and 5,000 tanks invade Czechoslovakia to crush the “Prague Spring”—a brief period of liberalization in the communist country. Czechoslovakians protested the invasion with public demonstrations and other non-violent tactics, but they were no match for the Soviet tanks
Im not sure what answer this would go to exactly, but the magna carta limited the power of the monarchy by creating a parlament. So, I guess the answer would most logically be A.