Why did hannibal's attack catch the romans off guard

Which list states events of the mongol empire in the correct chronological order

The sixth amendment of the u. s. constitution guarantees the right to which of the following?

Which of the following was used only once, to ratify the 21st amendment (repealing prohibition)? a. three-fourths of both houses of congress. b. three-fourths of the state legislature approved it. c. two-thirds of the state legislature approved it. d. ratifying conventions in three-fourths of the states approve it.