Short answers, pulled from the story.
Scientists have found the world's oldest known evidence of bread-making at a 14,500-year-old Natufian site in Jordan's northeastern desert. This discovery dates back to the period when hominid habitation in Jordan began at least 200,000 years ago.
During the Iron Age spanning 1200 to 332 BC, three kingdoms developed: Ammon, Moab, and Edom. These peoples spoke Semitic languages of the Canaanite group and their polities were tribal kingdoms rather than states.
The British decided to add Transjordan to their Mandate for Palestine implementing Sharifian Solution policy in March 1921. On the 11th of April 1921 the Emirate of Transjordan was established with Abdullah as emir.
On the 25th of May 1946 the day treaty was ratified by parliament, Transjordan raised to status of kingdom under name Hashemite Kingdom of Jordan. Abdullah became its first king though it continued referred to as Hashemite Kingdom of Transjordan in English until 1949.
Jordan was home to 2,175,491 Palestinian refugees in December 2016 most granted Jordanian citizenship. The first wave arrived during 1948 Arab-Israeli War peaking in 1967 Six-Day War and 1990 Gulf War.