The paleo -indians probably entered north america by crossing a land bridge spanning which body of water

Why was russia drawn into a conflict with germany after ausria-hungary declared war on serbia ?

What reason did yurovsky give nicholas ii for his pending execution? the czar’s relatives were about to rescue the romanovs. nicholas had committed crimes against the russians. nicholas had misused his power to abuse his own people. nicholas had not lived up to his duties as czar of russia. the answers are not b and c, i already tried those.

Need ! how did sumner define liberty in the book of "voices of freedom"