Tensions between the U.S. and China have been rising for some time now, and Rubio's appointment has widely been seen as a sign that Trump plans to maintain a hard line on China during his second term. One of the most outspoken China hawks in Washington, Rubio has introduced several bills targeting the Chinese Communist Party.

Under Rubio's order, there is an 85-day deadline for a "government-wide comprehensive review of all foreign assistance" to be completed, and, it stated, "a report shall be produced to the Secretary of State for his consideration and recommendation to the President."

The US' new top diplomat Marco Rubio reaffirmed the country's "unwavering support" for Israel, days into a fragile ceasefire in the Gaza Strip and a large-scale raid in the illegally occupied West Bank.

After taking the oath of office, Marco Rubio promised that every action taken by the State Department will be determined by the answers to three questions.

Marco Rubio reaffirmed America’s unwavering support for Israel and addressed key regional issues in a call with Benjamin Netanyahu.

Rubio -- long known as a Russia and China hawk in the Senate -- has been accused of dialing back his interventionist foreign policy approach to align with Trump's positions and may face fresh criticism from opponents who believe he might prioritize serving as a yes man to president over serving the country.

The Senate voted 99-0 on Monday to confirm Sen. Marco Rubio (R-Fla.) as President Trump's secretary of state. Why it matters: Rubio will be instrumental in making good on many of Trump's grandest campaign promises — from ending the war in Ukraine to countering China's growing influence to implementing a ceasefire deal in Gaza.

U.S. Secretary of State Marco Rubio told Israeli Foreign Minister Gideon Sa’ar on Thursday that the Jewish state has Washington’s “steadfast support,” according to Tammy Bruce, the U.S. State Department spokeswoman.

Sen. Marco Rubio, President-elect Donald Trump's pick to lead the State Department as secretary of state, answered questions Wednesday from the Senate Foreign Relations Committee.

Rubio faces a complex set of immediate challenges, including implementing the Gaza ceasefire deal, managing escalating tensions with Iran, and attempting to revive the Abraham Accords, experts say

Marco Rubio became the first member of President ... “My hope is that it can begin with some ceasefire.” He also suggested the U.S. rethink its approach to NATO. Rubio said, “There is ...