Answer:
The Germans invaded Belgium which allowed them to attack France from the North. If successful, the Germans would move their armies East to fight Russia, avoiding a two front war.
Answer;
European isolation from the rest of the world
Explanation;
-The Age of Exploration was a period from the early 15th century and continuing into the early 17th century, during which European ships were traveled around the world to search for new trading routes and partners to feed burgeoning capitalism in Europe.
-In the process, Europeans encountered peoples and mapped lands previously unknown to them. Among the most famous explorers of the period were Christopher Columbus, Vasco da Gama, Pedro Álvares Cabral, John Cabot, Juan Ponce de León, and Ferdinand Magellan.
-The Age of Exploration was rooted in new technologies and ideas growing out of the Renaissance, these included advances in cartography, navigation, and shipbuilding.
Had to look for the missing details and here is my answer.
The area that is generally considered by Ronald Reagan as the most positive legacy is the COLD WAR. The Cold War actually happened right after the World War II. What occurred during this time was that there was a tension between the powers of the West and the East. Ronald Reagan actually served as the 40th President of the United States and he was active during this event. Hope this helps.