Zimbabwe’s newly sworn-in President Emmerson Mnangagwa vowed during his inauguration speech Friday to fix the economy and battle corruption which was closely associated with his predecessor Robert Mugabe’s rule.

“Acts of corruption must stop forthwith. Where these occur, swift justice must be served,” he told a crowd of tens of thousands at his inauguration ceremony, promising to “create jobs for our youth and reduce poverty for all,” he said.

He also vowed to protect foreign investments in the country as he sought to lay out his economic credentials.

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“In this global world no nation is, can, or need be an island. All foreign investments will be safe in Zimbabwe,” he told a crowd of tens of thousands at his inauguration ceremony.”

Robert Mugabe resigned as Zimbabwe’s president on Tuesday, swept from power as his 37-year reign of autocratic control and brutality crumbled within days of a military takeover.

Car horns blared and cheering crowds waving the national flag thronged the streets of Zimbabwe’s capital Harare on Tuesday after news broke that President Robert Mugabe had resigned.

The announcement came after days of mounting pressure on the 93-year-old leader, whose long and authoritarian rule made him feared by many of his citizens.