Medieval Europe saw many new advancements, ranging from new kinds of cannons to basic horseshoes. There were many achievements too, from the development of the Parliament to the building of massive castles. Finally, the era's culture developed the stereotype of a time we know as one of "knights and dragons"
Food and water is the right answer
I think it's commerce, but it could be agriculture.
Answer:
The Pilgrims' venture in fur trading was very successful during the 1630s. And, while it lasted, the fur trade was essential to the success of Plymouth Colony. But, by 1650, beaver became scarce in eastern New England. sold its land along the Kennebec in the 1660s.
America's home front changed dramatically during World War II. Due to the military draft, many men left their jobs in order to serve for the US. When these jobs opened up, women grabbed the opportunity to take a leadership role in America. Women had important jobs like building war materials like airplanes, guns, and ammunition. This increase in women in the workforce was inspired by the Rosie the Riveter campaign.
This campaign encouraged women with the famous phrase of "We Can Do It!" This was supposed to show women as courageous and strong individuals who could successfully complete the same work as men.
Along with this, African-Americans were also given more job opportunities in American society due to the increased demand for production of goods/materials for war. Besides domestic help, African-Americans were also recruited by the military to complete dangerous air missions. These elite men became known as the Tuskegee Airmen and completed thousands of missions during World War II.