Answer:
Edison's perfection of the <u>light bulb</u> helped factories turn night into day.
<span> (1) the United States would not interfere in the internal affairs of or the wars between European powers; (2) the United States recognized and would not interfere with existing colonies and dependencies in the Western Hemisphere; (3) the Western Hemisphere was closed to future colonization; and (4) any attempt by a European power to oppress or control any nation in the Western Hemisphere would be viewed as a hostile act against the United States.</span>
Andrew Johnson fired Secretary of War Edwin Stanton, so Congress voted to impeach him. Hope this helps!
<span>Louis XVI →Robespierre →Napoleon
:)))</span>