Argentine War of Independence Chile, allied with the Mapuches. On April 4, Argentine Colonel Juan Gregorio de Las Heras had occupied Concepción, but the Royalists retreated to Talcahuano. In early 1818, Royalist reinforcements from the Viceroyalty of Peru arrived, commanded by general Mariano Osorio, and advanced towards the capital. San Martín then turned to scorched earth tactics and ordered the evacuation of Concepción, which he thought was impossible to defend. On 18 February 1818, the first anniversary of the battle of Chacabuco, Chile declared its independence from the Spanish Crown. On March 18, 1818, Osorio led a surprise attack on the joint Argentine-Chilean army,
Bernardo de Rossi Thomas's works. De Rossi also ranks high as a writer on historical, patristic, and liturgical subjects. Besides his numerous works which are published, he left thirty volumes in manuscript. Bernardo de Rossi Bernardo de Rossi (8 January 1687 – 2 February 1775) was an Italian Dominican theologian and historian. Rossi was born at Cividale del Friuli. He made his religious profession with the Dominicans at Conegliano, 1704, after which he studied at Florence and Venice. He taught at Venice for fifteen years, and was twice general vicar of his province. In 1722 he was theologian to a Venetian embassy to