Hoeven's office reserved the @SenJohnHoeven handle some time ago in preparation for the launch. According to the office, Hoeven's team was focused on setting up the freshman senator's other media tools, such as the website and news lists, before launching the account.

Hoeven's fellow Republican Sens. Mike CrapoMichael (Mike) Dean CrapoSenate Banking panel approves Trump's Fed, comptroller nominees Harvey damage adds urgency to flood insurance debate Don't let funding for US Forest Service go up in flames MORE (Idaho) and Kelly AyotteKelly Ann AyotteStale, misguided, divisive: minimum wage can't win elections Trump voter fraud commission sets first meeting outside DC RNC chair warns: Republicans who refused to back Trump offer 'cautionary tale' MORE (N.H.) welcomed him to the site.

With Hoeven now tweeting, just six senators are the remaining hold-outs when it comes to using Twitter for their work in Congress: Max BaucusMax Sieben BaucusBernie Sanders flexes power on single-payer ObamaCare architect supports single-payer system Trump has yet to travel west as president MORE (D-Mont.), Jeff Bingaman (D-N.M.), Kent Conrad (D-N.D.), Herb Kohl (D-Wis.), Jim RischJames (Jim) Elroy RischSenate approves Trump's debt deal with Democrats Overnight Cybersecurity: Mueller impanels grand jury in Russia probe | Researcher who helped stop WannaCry attack detained | Audit finds OPM systems still at risk Overnight Finance: Trump signs Russia sanctions bill, rips Congress | Trump plan would cut legal immigration | Senate confirms labor board pick | House Budget chair running for governor | Regulator takes step to change 'Volcker Rule' MORE (R-Idaho) and Jim Webb (D.Va.).