Roberta Jacobson was confirmed by voice vote nine months after her nomination. Senator Marco Rubio, R-Fla., had been blocking her confirmation, objecting to her role in negotiating the normalisation of US relations with Cuba. At the time he was seeking the Republican nomination for president.
Jacobson is the assistant secretary of state for Western Hemisphere affairs. That position gave her a prominent voice in leading talks with Havana on re-establishing diplomatic ties and embassies after more than five decades of antagonism.
"I have long relied on Roberta's wise counsel and good cheer, and I am confident that as ambassador, she will bring her extensive experience and judgement to this critical post," Kerry said in a statement.
Mexico's Foreign Relations department said Jacobson's confirmation "demonstrates the importance of a bilateral relationship which, given its maturity, transcends internal situations."
Also Read
"Ambassador Jacobson will give a new impetus to our bilateral relations and will contribute to the consolidating anew institutional structure, lending more certainty and solidity to this relationship," the Foreign Relations department said in a statement.
Obama selected Jacobson for the post last June and she was approved by the Senate Foreign Relations Committee nomination in early November by a vote of 12-7. Rubio voted against her in committee.
In February, Kerry chided Rubio for blocking Jacobson's nomination, saying the senator was punishing a highly qualified candidate who did nothing wrong.
"He's out there running for president. He has ample opportunity to make his case about the policy," Kerry said of Rubio before Rubio dropped out of the GOP nomination race. "But don't punish the country because you're angry about what happened.