The roman Diaspora is the correct answer.
Most native americans were forced to leave pennsylvania during the 1700s when eastern tribes were being displaced by colonial expansion. These tribes are not extinct, but except for the descendants of Pennsylvania Indians who assimilated into white society, they do not live in Pennsylvania anymore.
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Hajj unites Muslims because it brings them together to perform an act of worship towards God (Allah). They all perform Hajj to obey Allah and seek forgiveness. Hajj is also performed at a specific time (i.e in the lunar month of Thul-Hijjah) so a lot of Muslims congregate to do this mandatory act of worship.
A simplified circular flow model<span> illustrates how goods and services are exchanged in free </span>markets<span>. ... More detailed </span>circular flow models<span> sometimes include the </span>role<span> of government, financial institutions, and foreign firms in the conduct of business.
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