What was true about the Gulf of Tonkin incident?

Which of the following groups was from new york but felt ostracized by their neighbors because of their religious beliefs? question 40 options: irish catholics germans chinese immigrants mormons

What is the main idea of this excerpt

Why was the united states motivated to establish the open door policy? a. the policy guaranteed american commerce with china. b. the policy supported the chinese nationalist cause. c. the policy led to a gain of american colonies in asia. d. the policy claimed damages from the chinese.