When was the first coin-operated video game introduced? 1950s 1960s 1970s 1980s

When were the first plots of land for the village of seattle laid out? august 1848 april 1851 november 1851 may 1853

Even though both ww1 and ww2 were in many ways the same conflict with basically the same countries facing off against each other, the way each war started was significantly different. the question is how what were the differences on how they started

How did rituals maintain sumerian society