Washington (CNN) President Donald Trump is lashing out after former President Barack Obama marked the 11th anniversary on Monday of signing a nearly $800 billion stimulus package designed to reverse the effects of the Great Recession.

"Eleven years ago today, near the bottom of the worst recession in generations, I signed the Recovery Act, paving the way for more than a decade of economic growth and the longest streak of job creation in American history," Obama wrote on Twitter.

Hours later, Trump hit back, accusing his predecessor of a "con job" in "trying to take credit for the Economic Boom taking place under the Trump Administration."

"He had the WEAKEST recovery since the Great Depression, despite Zero Fed Rate & MASSIVE quantitative easing," Trump wrote of Obama.

That argument was echoed by White House trade adviser Peter Navarro in an interview with CNN's Poppy Harlow on Tuesday.

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