Answer:
The gilded age was a period of economic growth as the United states jumped to the leas in industrialization ahead of Britain. the nation was expanding it's economy into new areas, especially heavy industry like factories, railroads, and coal mining. hope this helps :)
1 thailand - was actually know as Siam until 1939 ( even until 1945 up to 1949 )
2 switzerland - its illegal to own a guinea pigs
3 united states - it cost $412,000 to build the capital building
4 russia - has 8,400 nuclear weapons more than any other country
5 canada - the most educated country and the second larges country
6 kuwait - was once homes for the nomads
7 nepal - The most mountainous part of Nepal in the north contains eight of the earth’s ten tallest mountains, including its most famous, Mount Everest
Thats as much as i could find hope it helps :)
The answer is A. Yuri Gagarin