Which cabinet department is in charge of handling relations with foreign states?

State Department

Explanation:

The State Department and the Foreign Service of the United States is responsible for handling relationship with foreign states.

The Secretary of State is in charge of the State department and he/she is appointed by the President after consultations with the Senate.

The Secretary of State is the President's chief foreign affairs adviser and he handles all the foreign policies with other countries.

c, they united with once

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.