February 1927

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february – werner heisenberg formulates famous uncertainty principle while employed lecturer @ niels bohr s institute theoretical physics @ university of copenhagen.
february 12 – first british troops land in shanghai.
february 14 – earthquake in yugoslavia kills 100.
february 19

a general strike in shanghai protests presence of british troops.
in united states, silent romantic comedy film starring clara bow, released, popularising concept of girl .


february 23 – u.s. federal radio commission (later renamed federal communications commission) begins regulate use of radio frequencies.






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