Dutch police reportedly arrested and extradited to Switzerland a 22-year-old Briton suspected of stabbing a Jewish man in Geneva.
An Israeli border guard was stabbed by a Palestinian assailant near the Cave of the Patriarchs in Hebron.
A Palestinian man was arrested in connection with the stabbing of an Israeli taxi driver.
The Palestinian held for stabbing an Israeli female soldier this month is suspected of acting alone.
An Australian woman was found stabbed to death in her Tel Aviv hotel room.
Moscow's five functioning synagogues have been repeated targets.