What continent did columbus think he reached when he visited the americas?

What is walt whitman's poem "when i heard the learn'd astronomer about?

Plz me in 1756 george washington was sent on a mission to, a. build a fort at the point where the allegheny and monogahela rivers form the ohio river. b. attack the french at fort duquesne. c. attack the french at fort neccessity. d. deliver a message to the french demanding that they leave the ohio valley.

3.3.6 practice: comparing the branches describe at least one way in which the executive branch is able to influence the actions of the legislative branch and at least one way in which it is able to influence the actions of the judicial branch