A historian would use a calendar when he is trying to find the dates of when the event occurred, such as the dates of a battle, natural disaster, or how long a type of government has ruled.
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Check for capitalization or something like that
all of the above
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Because martin luther king had hekped the blacks and gave speeches and march happened so because of that it happend
They they they that they didn’t say they were fighting it was the same thing I got in there for the first one