Which of these cultural changes in early civilizations around the world were directly due to the ability to smelt metal?

Why was the battle of stalingrad a turning point in the european war

The black hawk war began (20 points) a. sauk leaders signed the treaty of dancing rabbit creek. b. congress passed the indian removal act. c. the sauk moved onto a village established by white settlers. d. federal officials ordered the removal of all american indians from illinois.

What was the significant advancement of the caravel? a. it could sail with the wind c. it could sail against the wind b. it could sail at night d. it was motorized