Africa, Asia and Europe.
judaism
There are three democracies in Southwest Asia: Turkey, Cyprus, and Israel. All other Middle Eastern states are various forms of authoritarianism.
Judaism,Islam,and Christianity
Europe, Asia, and Africa.
Nothing. If by "the religions of Southwest Asia" you are referring exclusively to the three monotheisms (Judaism, Christianity, and Islam), then the unifying trait is monotheism. However, there are numerous religions from Southwest Asia such as Zoroastrianism and Mandaeism whose adherents are henotheists or polytheists.
Most of the population in Southwest Asia is located where there is water.
Israel, Turkey, Iran.
Judaism, Christianity, and Islam.
Plateaus, deserts, and mountains.
Judaism, Christianity,and Islam. Judaism is the oldest of all three religions that all began in the Middle East or Southwest Asia.
Kimolea Chinoa Kongola