On 27 May Egypt canceled a planned attack on Israel at the last minute, and on May 30, Jordan and Egypt signed a defense pact. The following day, at Jordan's invitation, the Iraqi army began deploying troops and armored units in Jordan.
Egypt cancelled its planned attack on Israel on May 27th, and on May 30th, Jordan and Egypt signed a defense agreement.  The next day, at Jordan's request, the Iraqi military began deploying troops and armored vehicles into Jordan.