Small galaxies coalesced with large galaxies more frequently. During the Yayoi period, the Yayoi tribes gradually coalesced into a number of kingdoms. Mass opposition to Masonry eventually coalesced into a political party. The population coalesced first into clans and then into kingdoms. The American two-party system began to emerge as political parties coalesced around competing interests. The elected majority temporarily coalesced as the Opposition Party. By the High Middle Ages, these had again coalesced into super-regional monarchies. Instead we individually brought things to the collective table that somehow coalesced without premeditation. This glaciation eventually coalesced into the kilometers-thick ice sheets seen today. In contemporary times, many of these beliefs have coalesced into New Age spiritual movements. In the late 1980s, these ideas coalesced into something like a movement. After 1980 the subculture coalesced with the culture of Unix. The population coalesced, first into clans ("ubwoko") and by 1700 into around eight kingdoms. In the 1830s, opponents of Jackson coalesced into the Whig Party. Northern Mesopotamia had long before already coalesced into Assyria.