living outside the country were introduced, allowing Chilean citizens who live abroad to exercise their right to vote beginning from the 2017 elections. Foreign policy Trade On 8 March 2018, three days before Bachelet left office, the Comprehensive and Progressive Agreement for Trans-Pacific Partnership (CPTPP) multilateral trade agreement was signed in Santiago with Chile and 10 other signatory countries in the Asia Pacific region, following renegotiation of the original Trans-Pacific Partnership (TPP) which was signed in February 2016. The TPP was renegotiated into the CPTPP following the United States' withdrawal from the original TPP in January 2017. Popularity In September 2015, Bachelet's approval rating was 24%, compared to 72% disapproval. Chileans' support for her dropped sharply after revelations of corruption scandals such as the Caval scandal, which involved her son and daughter-in-law accepting millions of dollars in the form of a loan from vice-chairman of the Banco de Chile Andrónico Luksic Craig. The couple's company (Caval) used the money to purchase land and resell it at a $5 million profit after repaying the loan. Bachelet maintains that she was unaware of her family's actions and found out about the agreement between Luksic and her daughter-in-law through the press. By August 2016, Bachelet's approval rating dropped to 15%, the lowest for any President since the return of free elections in 1990, and in March 2017, Bachelet's approval rating remained low, at about 23%. Bachelet left office in March 2018 with an approval rating at 39% according to Adimark, in contrast to the 84% rating when she left office in 2010. UN High Commissioner for Human Rights (2018–2022) On 10 September 2018, Bachelet urged China to allow observers into Xinjiang and expressed concern about the situation there. She said that: "The UN rights group had shown that Uyghurs and other Muslims are being detained in camps across Xinjiang and I expect discussions with Chinese officials to begin soon". China called for Bachelet to respect its sovereignty. In September 2018, Bachelet criticized the Saudi Arabian-led intervention in Yemen. She has called on Saudi Arabia to hold accountable those responsible for airstrikes on civilians in Yemen. On 5 October 2019, Bachelet said she was "troubled by the high levels of violence associated with some demonstrations" during the 2019–20 Hong Kong protests, and stressed that any measures to quell the unrest must be grounded in law. She also stated that "Freedom of peaceful assembly …