The physical feature of harbors in the northeast, which allowed for trading between countries. This trade in turn boosted the economy adding to industrialization.
I think it’s Enlightenment period
Niger and Congo are two rivers after which countries are named (actually in both cases two countries each) - and those are African countries, so they must be in Africa.
Zambezi is a river in Angola and Namibia.
Tigris is a River in Mesopotamia, in Asia - so that's the correct answer!
Answer:
Kathmandu is the capital of Nepal
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