Republican Senator Lindsey Graham of South Carolina, one of the most significant voices on US foreign policy and a longtime ally of President Donald Trump, has died at the age of 71 following a brief illness, his office announced on Sunday.

The South Carolina senator’s office said the 71-year-old died after a “brief and sudden illness.”

The South Carolina senator’s office said the 71-year-old died after a “brief and sudden illness.”

South Carolina Senator and US President Donald Trump's close aide passed away on Saturday at the age of 71.