Rallies were part of international day of protest. The largest event took place in Tel Aviv, where speakers denounced the new unity government. UPDATE: A video showing protesters expose and confront an undercover policeman was added to this piece. Around 5,000 protesters in Rabin Square. took part yesterday (Saturday) night in what was labeled "the first social justice demonstration of the summer." Smaller events took place in other Israeli cities. The protest was part of the international May 12 protest movement, and a live feed from similar rallies around the world was displayed in the square. The demonstration was organized…