What invention the ottomans lay siege to constantinople in 1453? a) bullets b) gunpowder c) iron d) stirrup

What type of speech was president reagan giving at brandenburg gate in west berlin

What are the winter holidays the annex residents celebrate? a. chanukah and st. nicholas b. st. nicholas and new year's c. christmas and kwaanza answer if your a 100% percent sure ^-^

Pls which of the following political figures was a strong supporter of the second bank of the united states. a. john c. calhoun. b. henry clay. c. andrew jackson. d. martin van buren.