B. Emancipation proclamation
Answer:
Slaves and crops.
Explanation:
The more land they had the more crops they could grow to earn money. And the more crops they grow they needed more slaves.
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Answer:
To keep foreigners from interfering with Japan’s affairs.
Explanation:
The Tokugawa shogunate kept Japan isolated from 1603 until 1853 because they did not want the western influence in their society. The involvement of the British in the Opium War warned Japan to strengthen its borders and political power. The Tokugawa regime focused on political, social and economic affairs. All this came to an end when Commodore Matthew Perry sailed to Tokyo harbour.