By the addition of spanish territories
The most significant effect that the U-boat attacks had on fighting land was that they were able to destroy the enemies vital supplies.
Hi. I think the details of what the author said were not included in your post. I researched and found similar question but with the additional information. Here's my answer:
According to the author, the conditions in Europe during 800's was chaotic. The Frankish Empire was disintegrated to federation of feudal lords, Church did not have power, knights forcing the peasants to pay taxes. Muslims controlled Spain.
The correct options are: A - C -E
Compared with the American War of Independence, where nothing similar was experienced, the loss of life and the material destruction of the conflict during Spanish-American independence was extremely greater.
Indeed, it was not only a war for independence (as in the case of the United States), but there were circumstances that added to the fierceness of the struggle, including the enormous territorial extension of the war, which included the almost all of Latin America, the politics of terror practiced by both sides, the alternation of victories and defeats between the supporters of independence and those loyal to royal authority (called patriots and royalists, respectively), the exile and displacement of populations and the prolongation in time of the struggle that produced a complete ruin in many of the cities and fields of Spanish America, the loss of capital and goods of all kinds after the paralysis of trade and productive activities, and the dedication of material resources and humans to the war effort. All this in the context of a war that quadrupled the duration of the American
