How did the estuary at the mouth of the thames london become a center of trade?

It allowed ships to reach far inland.

Explanation:

The Thames has been very significant for the development of London as a financially and culturally important metropolis. The river provided water to people, encouraging the first settlements. It also provided a route for trade to be achieved. In terms of trade, the estuary at the mouth of the Thames was also important because it allowed ships to reach far inland, which contributed to commerce.

answer; ///i believe that the correct answer is ; the american revolution led to the creation of a democratic republic;

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.