sentences:  A brief period of warming in relations occurred in the mid-1990s.In 2011, amid Arab spring uprising, Wikileaks cables published on "Haaretz" revealed some of the hidden relations between Bahraini and Israeli officials.In a meeting with the U.S. ambassador in February 2005, Bahrain's king, Hamad bin Isa Al Khalifa had bragged about having contact with Israel's national intelligence agency, Mossad.