Why did chartered companies have private armies?

The chartered companies have private armies for protection.

Explanation:

The chartered companies have their armies and navies because of their occupations that led them to establish trading conduct outside their countries. They needed protection from people where they traded. They kept standing armies and forts to carrying out financial activities. Chartered companies were able to monopolize the markets, trade, slaves, extort tribute, seize land, and wealth to gain profits.

the right answer is the end of world war ii

after the end of a global wwii all the nations involved, in an attempt to create an organization to maintain world peace. this agreement would work settling international disputes via negotiation and arbitration instead of leading the issues escalate to another war.

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