Democratic Rep. Eric Swalwell Eric Michael SwalwellSwalwell calls for creation of presidential crimes commission to investigate Trump when he leaves office 'This already exists': Democrats seize on potential Trump executive order on preexisting conditions Swalwell: Barr has taken Michael Cohen's job as Trump's fixer MORE (Calif.) on Monday marked the start of Thanksgiving week by expressing his gratitude to the midterm voters who "did nothing less than save America" earlier this month.

“Let us begin a week of Thanksgiving,” the lawmaker tweeted to his 393,000 followers. “I’m grateful for the millions of people who went to the polls this month and did nothing less than save America.”

Let us begin a week of #Thanksgiving. I’m grateful for the millions of people who went to the polls this month and did nothing less than save America. — Rep. Eric Swalwell (@RepSwalwell) November 19, 2018

It was reported earlier this month that the California Democrat, a frequent critic of President Trump Donald John TrumpBiden on Trump's refusal to commit to peaceful transfer of power: 'What country are we in?' Romney: 'Unthinkable and unacceptable' to not commit to peaceful transition of power Two Louisville police officers shot amid Breonna Taylor grand jury protests MORE, is planning to mount a White House bid of his own in 2020.

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His tweet comes weeks after midterms, which saw the highest voter turnout in decades.

Democrats took control of the House, but Republicans held on to their Senate majority. Nationally watched, close races in some typically Republican areas, like Texas and Arizona, show they could potentially be in play as swing states in 2020.