When can the President make a treaty? How is this different from the King?

the treaty is for peace a king rules with greed for them self

Explanation:

president's always try to make peace when the chance comes kings are only for their greed

Explanation:

1. he United States Constitution provides that the president "shall have Power, by and with the Advice and Consent of the Senate, to make Treaties, provided two-thirds of the Senators present concur" (Article II, section 2). ... The Senate does not ratify treaties.

2U.S. representatives negotiate. Agree on terms, and upon authorization of Secretary of State, sign treaty. President submits treaty to Senate. Senate Foreign Relations Committee considers treaty and reports to Senate'

im not sure on how its different from the king.

why what did she do?

the american rail road was the most influential and useful transportation system developed in the 1800's with steam locomotives and in the very late 1800's and early 1900's diesel electric locomotives being used to transport goods and people around the newly expanded united states!