Answer:
you can go through this link -Africa: Independence Movements - Geography
Explanation:
Attracted by the promise of wealth from gold, diamonds, exotic hardwoods, and other natural riches, European nations claimed large portions of Africa for their colonial empires. Besides seizing the land of Africans, the Europeans also destroyed many of their freedoms and their institutions of government.
geography.name › independence-m...
Both Germany and the UK have well industrialized economic systems since the UK was the first to develop the Industrial Revolution with its use of factories and socialized labour and the use of coal and the development of steel making, textiles etc and Germany was not far behind.
A explosion, which is unknown even to today what caused it to blow up.... but the US blamed it on the Spanish and declared war on Spain
hope this helps