That is difficult, I'm not exactly sure what the context is but... I would answer with the Nile River
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.
Answer:
indicating that something is confined to the specified subject or recipient.
"we agreed to set up such a test for him alone"
Egypt had some earliest farming villages thousands years ago maybe even millions, Africa also had earliest farming villages as well. Albania, Central Germany, and Anatolia.
