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 CrapoMike CrapoEx-Im faces new problems with Trump GOP debates going big on tax reform Top Banking Dem pushes back on Trump Dodd-Frank 'dismantle' MORE (Idaho) and Kelly AyotteKelly AyotteJuan Williams: McConnell won big by blocking Obama Battle brews over Trump’s foreign policy Battle for the Senate: Top of ticket dominates 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 BaucusThe mysterious sealed opioid report fuels speculation Lobbying World Even Steven: How would a 50-50 Senate operate? MORE (D-Mont.), Jeff Bingaman (D-N.M.), Kent Conrad (D-N.D.), Herb Kohl (D-Wis.), Jim RischJim RischGOP senators avoid Trump questions on rigged election GOP to Obama: Sanction Chinese entities to get to North Korea Research: Infrastructure systems easy to hack, a little slow to patch MORE (R-Idaho) and Jim Webb (D.Va.).