Which artist is known for popularizing moonwalk dancing on stage?

Michael Jackson

Where was the first battle of the Civil War fought? Which Native American group built cliff dwellings at Mesa Verde? Where was singer Elvis Presley born? Which fighting game franchise introduced guest characters such as Geralt from the Witcher series and 2B from NieR:Automata? What is the Polish name for Easter cakes often baked in a lamb-shaped mold?