Trump saluted the almost 5.5 million Americans who have enlisted in the Armed Forces since 9/11, and the almost 7,000 service members who have died facing down the menace of radical Islamic terrorism.
"A piece of America's heart is buried on these grounds, but in its place has grown a new resolve to live our lives with the same grace and courage as the heroes of Flight 93", Trump said.
Flight 93 was heading to San Francisco from Newark, New Jersey, when passengers stormed the plane's cockpit and sought to take control from the hijackers.
If not political speeches, some victims' relatives made appeals to patriotism and support for the military and first responders as they read names.
Trump said Tuesday his administration is "facing down the menace of radical Islamic terrorism", using a controversial phrase that he's insisted is necessary to accurately define the enemy.
Pence spoke Tuesday at the Pentagon Memorial.
After the August 2017 white supremacist rally in Charlottesville, Virginia, led to the death of a counterprotester, Trump said there was "blame on both sides", angering people who said he should have condemned racism.
They evacuated and went back into the building again and again to rescue survivors.
"The first thing I want them to do is feel", Murdoch said.
The outpouring of emotion on the 9/11 anniversary includes a poignant message from New York's Finest. "Let's not trivialise them". Vice President Mike Pence is at the Pentagon.
Trump Threatens Additional Tariffs on $267 Billion of Chinese Goods
Apple also said that computer parts for its USA operations would be hit by the tariffs. ANALYST'S TAKE: "The market is risk-off and pricing in the effects of new tariffs".
Trump was in his Trump Tower penthouse, 6.5 kilometres from the World Trade Center, during the 2001 attacks. Flight 93 was the fourth plane. Almost 3000 people died in the September 11 attacks, when terrorists seized control of four planes. He has a mixed history with September 11, often using the terror strikes to praise the response of New Yorkers but also making unsubstantiated claims about what he did and saw that day. Some tearful readers mentioned how much they miss their loved ones.
It was deadliest foreign attack ever on USA soil, killing 2,996 people. That is the time when a hijacked plane slammed into the World Trade Center's north tower.
In all, almost 3,000 people were killed on 9/11 when hijackers flew airplanes into New York's World Trade Center, the Pentagon and the Pennsylvania field.
- Flight crew members who died on September 11, 2001 were honored Tuesday morning at the 9/11 Flight Crew Memorial in Grapevine.
Hours after the ceremony, two powerful light beams will soar into the night sky from lower Manhattan in the annual "Tribute in Light". The bell has been rung on every anniversary since 2002, when it was presented to NY by the City of London to honor those who died. She headed into the memorial plaza with her extended family to honour her cousin Peter Carroll, a firefighter. She calls the progress "amazing". It'd be way more shocking if he commemorated this tragedy with the respect and solemnity it deserves.
Trump observed the anniversary for the first time as president past year, along with the first lady, at the White House.
The Tower of Voices was dedicated in a special ceremony over the weekend.
The California-bound plane crashed into a field in the region on the morning of September 11, 2001, after the crew and passengers learned that their flight was hijacked.