The conservative government of Portugal’s new Prime Minister Luís Montenegro has officially taken office, more than three weeks after the country’s early parliamentary elections. The trained lawyer and his 17 ministers took the oath of office on Tuesday evening in the Ajuda Palace in Lisbon before President Marcelo Rebelo de Sousa. The first Cabinet meeting of the minority government that emerged from the vote on March 10 will take place on Wednesday. Montenegro called on the opposition to “let the new government work.” “We look to the future with hope,” said the 51-year-old. But there is a gr…