A total of 33,000 of them are already in military units and 16,000 are involved in combat, he said.
Abbas' remarks reflected his frustration with the US, which has stepped back from its once-intense mediation between Israelis and Palestinians.
"Panic. All the people I know are in panic," said David, a Russian who gave only his first name out of fear of reprisals, in an interview with The Associated Press at a border crossing with Georgia.
Xi Jinping is scheduled to attend a leaders' summit of the Shanghai Cooperation Organisation in Uzbekistan, where he is expected to meet with Russian leader Vladimir Putin.
Pope Francis has told the Russian Orthodox hierarchy and other faith leaders that religion must never be used to justify the evil of war and that God must never be held hostage to the human thirst
Slovakia coach Stefan Tarkovic was fired on Tuesday, a day after they lost to lowly Kazakhstan 1-0 at home in the Nations League.