What happened to many who participated in sit ins

What is the name of the social stratification set up by the vedic peoples of the indus river valley civilization

Why were presidents andrew jackson and martin van buren unwilling to annex texas? a. they did not want texas to be admitted to the union as a slave state. b. they feared that the annexation of texas as a slave state would lead to political problems within the union. c. they thought that texas was too large to be admitted to the union as one state. d. they did not believe in the idea of manifest destiny.

In what way did roosevelt most likely warrant the criticism contained in the excerpt