Which country gained the most from imperialism in which country suffered or lost the most

The British, by far. Their empire spanned the U.S Colonies, Canada, India, Middle East, Australia, Caribbean islands, and Africa. The mercantile economic system, naval strength, and early industrialization allowed them to dominate despite setbacks such as the American Revolution.

the answer is states.

on this day in 1913, henry ford installs the first moving assembly line for the mass production of an entire automobile. his innovation reduced the time it took to build a car from more than 12 hours to two hours and 30 minutes.