How did the building of canals and railways boost the u. s. economy?

What conclusion about the use of u.s. military power would be most logicallydrawn from the experience of the iraq war? a. the support of the american people is not necessary for militaryvictory.b. the superiority of american weapons is the most important factorin military conflicts.c. a stronger military does not guarantee victory.d. after a military victory, the defeated country may remain unstableand dangerous

In 1944, the supreme court upheld the authority of the u.s. government to order the internment of a minority group in the interest of national security, even though there was no evidence that any members of this group were disloyal to the united states. should the same policy be applied today against u.s. muslims or muslim immigrants? why or why not? are these forms of internment different from native reservations? if so how? if not, why?

What were the short-term and long-term impacts of the american revolution