B to improve working conditions
ALASKA was a Russian colony from 1744 until the USA bought it in 1867 for $7,200,000. It was made a state in 1959. Hawaii was a kingdom until 1893 and became a republic in 1894. It then ceded itself to the USA in 1898 and became a state in 1959.
I did this assignment yesterday
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The Columbian exchange introduced cattle ranching as an economic activity into South American culture.
