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,
San Bernardo della Compagnia Turks on 12 September 1683. This association began meeting in the church of santo Stefano del Cacco under the leader of a pious Sabine abbot, Giuseppe Bianchi, in memory of the liberation of Vienna. On 30 September 1694 they left s. Stefano of the Cacco and obtained this ancient church of San Bernardo for their seat, giving that up in turn after finding it too small for their purposes. As a replacement they built Santissimo Nome di Maria and San Bernardo was demolished in 1748. San Bernardo della Compagnia San Bernardo della Compagnia (also known as San Bernardo a Colonna