The Soviet pushed into Poland, forcing a mass German retreat. The US, Britain, and Canada invaded Normandy in 1944, driving past the Rhine in 1945. Both sides, Soviet and Democratic, encircled Berlin, and the Soviets took Berlin. Then, to prevent from a very costly invasion of the Japanese homeland, the United States atomic bombed both Hiroshima and Nagasaki, which forced a Japanese surrender.
General welfare can also be called public good
When there's no more room in hell, the dead will walk the earth
Answer: Abraham Lincoln set the African-American slaves free with Emancipation Proclamation.
The demand curve slopes downward because of diminishing marginal utility, and also because of the substitution and income effects.