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Alfonso XIII (born May 17, 1886, Madrid, Spain—died February 28, 1941, Rome, Italy) was a Spanish king (1902–31) who by authorizing a military dictatorship hastened his own deposition by advocates of the Second Republic. The posthumous son of Alfonso XII, Alfonso XIII was immediately proclaimed king under the regency of his mother, María Cristina. Although lively and intelligent, he was raised in an ultraclerical and reactionary atmosphere by his doting mother. He reacted early against...