The party of Sri Lanka’s new Marxist-leaning President Anura Kumara Dissanayake won a two-thirds majority in parliament, according to official election results Friday, providing a strong mandate for his program for economic revival.

Sri Lankan President Anura Kumara Dissanayake’s coalition won a historic parliamentary supermajority in the country’s election, underscoring the depth of the support for the leftist leader who pledges to combat corruption and change the terms of an unpopular International Monetary Fund bailout.