As the Treaty of Tordesillas initiated the clarification of land rights for Spain and Portugal, this meant that other imperialists, as well, would need to move quickly in order to occupy and claim other lands yet unexplored for their own empires. The significance of developing access to natural resources for the economy would later be seen via the continued exploration for alternative trade routes and the aggressive campaigns against any competitors for the land, including the decimation of local indigenous populations.
The Egyptian Hieroglyphs is among the old writing system in the world. Unlike its contemporary cuneiform Sumerian, Egyptian Hieroglyph's origin is much more obscure. There is no identifiable precursor. It was once thought that the origin of Egyptian Hieroglyphs are religious and historical, but recent developments could point to an economical impetus for this script as well as push back the time depth of this writing system.
My answer -
1910-1930
The great migration occurred when African Americans left
their homes in the South and went North in search of better jobs and
opportunities. This time period occurred during WWl and the roaring
'20's so the time period would have been from 1910-1930
p.s
Happy to help you have an AWESOME!!! day ^-^
It brought money to the nation through the sale of public lands.