合纵 Traditional form: 合縱 Pinyin (reading): Hé Zòng Definitions: Vertical Alliance, clique of the School of Diplomacy 縱橫家/纵横家 ( Zònghéngjiā) during the Warring States Period (425-221 BC) Characters: 合 - to combine, to join, to unite; to gather 纵 - to indulge in, to give free reign to Traditional characters: 合 - to combine, to join, to unite; to gather 縱 - to indulge in, to give free reign to