The correct answer to this open question is the following.
You forgot to include the options for this question. However, we can say the following.
This excerpt from John Hay's Circular Letter became part of the "Open Door policy."
Yes, it is true that Jhon Hay, Secretary of State in the United States government created the idea of the open door policy for China at the beginning of the 1900s. What was the goal of the US government? To secure a favorable position to trade with China, offering the government of China the kind of respect for their history, traditions, and territory. So it was the first official agreement the United States wrote to became the international trade policy with Asian countries.
Europeans were introduced to new luxuries through trade as a result of the Crusades.
While we can name many characters that were important in the process of annexing Texas to the United States, the name that stands out is Samuel Houston.
When the US Congress voted for the annexation of Texas at the end of February 1845, Mexico suspended its diplomatic relations with the US Union, warning that the annexation of Texas would be considered an act of war.
In Texas two political groups would be formed: a small portion, partisan of Texas independence, whose most important representatives were Anson Jones and Ashbel Smith; The other, more numerous and popular, was headed by Samuel Houston and was in favor of annexation to the United States.