Who created gunpowder​

Which statements describe the persian empire? choose all answers that are correct. all subject peoples had to practice the persian religion. darius i made use of good ideas from the lands he conquered. the persians conquered greece in a series of devastating wars. satraps were appointed to govern the provinces.

Which statement best describes the response by the united states and its allies to the berlin blockade? planes dropped tons of supplies around the city each day. trucks smuggled tons of supplies into berlin about once a week. tons of supplies were delivered to west berlin by boats. tons of supplies were purchased from east berlin each day.

Hitler hoped the threat of would deter the u.s. from entering the war. a. japanb. genocide c. nuclear war d. war on two fronts