Discovered in the 800's and originally for fireworks what is one of the most important inventions of the tang and song dynasties

Business and industries in the 1920's most closely followed the buying demands of a) the government b)farmers c)consumers d)manufactures

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

Quick! what was germany’s main goal after world war i? a) to the united states develop the plan for the league of nations b) to make france return all of the territory it had occupied during the war c) to remain a world power d) to become allies with the united kingdom