What significant event happened on 1981?

Did miners get good pay during the gold rush? Kaum etnik yang terlibat dalam permainan congkak? Napoleon's army was weakened by a retreat from? Where can you get free Rosetta stone french? What did people use in the middle ages for light? What was the role of cotton in the Civil War? How many cities in japan were affected by the dropping of atomic bombs just before the end of WW2? How major cities reflect the characteristic of a society? What happened after the first agricultural revolution? 5 native American facts? Who besides king Khufu was buried in the pyramids at Giza? Which kind of religion did blackfeet have? How is a meter defined in the context of measurement and what are its implications in various fields? What were the conditions in Italy in the 1920s? What religious groups are settled in Massachusetts bay colony? What happened during 1860? Is it fair that black people can call each other the n word but white people can't? Did Socrates spread Christianity throughout the Roman Empire? Why was it a reactionary decade 1920s? What is the origin of the last name Wooten?