How did the Chinese invention of gun powder and rockets influence war and battle tactics in the Middle Ages?

Amendment was the first government definition of a citizen. answer = fourteenth amendment

Chen's research team randomly assigned some newborns and their mothers either to a breastfeeding promotion group (where breastfeeding was encouraged, but not required) or to a normal pediatric care group (where breastfeeding was neither encouraged nor discouraged). which research method did they use?

What role does the government have in resolving domestic disputes and disagreements