Answer:
They needed new materials.European countries colonized most of Africa. In order to protect their colonies, the European nations began to build large navies and armies. *Hope I helped*
Explanation:
Each and everything has advantages and disadvantages... We have to choose the best solution.... Alliances depends on the agreements chosen before joining
Answer:
B). issuing state currencies
Explanation:
I am pretty sure..
Answer:
dynamo
Explanation:
Device used to convert mechanical energy into electrical energy is called dynamo.
Answer:
I think its d.
Explanation:
cause all of the above they were found near river valleys
