Williams syndrome: A genetic disorder characterized by mild mental retardation, unique personality characteristics, unusual facial features, and cardiovascular disease. The level of calcium tends to be high in blood (hypercalcemia) and urine (hypercalciuria).
Long March: Long March, (1934â35), the 6,000-mile (10,000-km) historic trek of the Chinese communists, which resulted in the relocation of the communist revolutionary base from southeastern to northwestern China and in the emergence of Mao Zedong as the undisputed party leader. Fighting Nationalist forces
The Long March, one of the best known events of the Chinese Revolution, describes the forced relation of the Red Army from Jiangxi in southern China to Shaanxi in the north. 2. This march began with Jiang Jieshiâs fifth and most successful Encirclement Campaign, which was launched against Jiangxi in the autumn of 1933.