Why did theodore roosevelt think merely the threat of force was sufficient to achieve his foreign policy goals? a. recent military successes had established the u. s.'s ability to back up its threats. b. president mckinley had not been able to use u. s. military force to annex colonies. c. the american public did not support using military force to attain foreign policy goals. d. roosevelt felt that engaging in peaceful negotiation was more effective than using force.

A. The canal increased U.S. trade with Panama

the correct answer is "c: merchants" and "e. soldiers".

the song dynasty was known as the first government in the world to introduce paper currency. it was also the first chinese government which established a permanent standing navy. finally, the first compass was introduced during this period of government.

all of these innovations heavily affected commerce in a positive way. printed money dynamize commerce within the borders of the empire due to an easier way to quantify value during the trade. the introduction of the compass trade routes to be faster. finally, the introduction of a standing navy regulate trade routes.

regarding military affairs, gunpowder was created during this period. this was a tremendous improvement that was widely utilized by the military in order to innovate in the manufacturing of weapons.

it the big letter b heart my answer