Answer:
They started to help prevent malaria, as well as typhus and other infectious diseases, from spreading across the U.S
Explanation:
The reason for the deficit can be boiled down to the United States as a whole spending more money than it makes, which results in a current account deficit.
Answer: Its trade practices are benefitting from EU enlargement
Explanation: Germany's central location in Europe makes it a hub for goods and services. Germany is especially benefitting from the EU enlargement. As a result, it is the only country among the seven most important industrialised nations to increase its share of world trade since 1995.