What inventions made in transportation changed the economy? How did they change the economy?

steam engine

Explanation:

the steam engine was invented by Thomas Savery. It was then advanced and added into the steam locomotive and steam boat.

answer; /// slavery should be outlawed in the new country, was part of the initial draft of the declaration of independence, but not part of the final

geography

this is because warmer climates often don't get people sick from the flu and regions where it was often colder more people received the flu. hope this if you need more reasoning i am here to