The obstacles faced were- After the Hundred Year's War, France was depopulated, commercially ruined, and agriculturally weak and feudal disorder prevailed.
Charles VII strengthened the monarchy by creating a royal army and this gained security throughout France. He also reconstructed the Burgundian and Armagnac.
His successors also promoted new industries which gave them more money and expanded the royal authority by gaining territories like- Anjou, Bar, Maine and Provence.
Yes they join the American revolution and help them win.
The Great Depression began in 1930 in the United States then later moved to other countries
"Typhoon winds led to the failed Mongol invasions of _____ "
D. Japan