When was dungeons and dragons first established, and by who, how has it changed since?

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dungeons & dragons (commonly abbreviated as d& d or dnd)[2] is a fantasy tabletop role-playing game (rpg) originally designed by gary gygax and dave arneson.[3] it was first published in 1974 by tactical studies rules, inc. (tsr). the game has been published by wizards of the coast (now a subsidiary of hasbro) since 1997. it was derived from miniature wargames, with a variation of the 1971 game chainmail serving as the initial rule system.[4] d& d's publication is commonly recognized as the beginning of modern role-playing games and the role-playing game industry.[5]

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max weber's 3 types of authority. the sociologist and philosopher  max weber  distinguishes  three types of authority—charismatic,  traditional  and legal-rational—each of which corresponds to a brand of  leadership that is operative in contemporary society.

in 1862, president lincoln's emancipation proclamation opened the door for african americans to enlist in the union army. although many had wanted to join the war effort earlier, they were prohibited from enlisting by a federal law dating back to 1792.

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