On January 20 , the United States president is sworn into office in Washington D.C .
The inauguration is an important ceremony that officially marks the start of an administration .
As part of the event , the incoming president speaks to the nation and announces U.S . policy goals .
This year , expanded security measures will stretch across much of Washington .
The city's mayor , Muriel Bowser , announced major street closures and special transportation measures to increase security during inauguration events .
The Associated Press reports Washington D.C.'s National Guard will deploy 7,800 soldiers to help with security .
The Secret Service is reportedly under additional pressure because of two attempts on the life of incoming President Donald Trump last year .
In one of those attempts , Trump received minor injuries .
The Library of Congress has saved many historical documents and objects from past ceremonies .
Here are some facts and firsts about U.S . presidential inaugurations :
George Washington did not take the oath to become the first U.S . president in January nor was the event held in Washinton , D.C .
His first inaugural address was given to a joint session of Congress gathered in Federal Hall in New York City , on April 30 , 1789 .
New York City was the nation's first capital .
Washington began a tradition that stood for many years of kissing The Bible after taking the oath of office .
Bush – used Washington's Bible in their ceremonies .
Washington's second inaugural address set another mark : it was the shortest at 135 words .
For 144 years , the inauguration was not held in the winter , but mostly in March .
John Adams , the nation's second president , was the first to receive the oath from the Chief Justice of the U.S . Supreme Court .
His swearing in took place in Philadelphia , Pennsylvania , the nation's second capital .
Thomas Jefferson was the first president to be inaugurated in Washington , D.C .
He walked to and from the ceremony instead of riding in a carriage .
The U.S . Marine Band played at the event for the first time and has done so in every ceremony since .
In 1825 , John Quincy Adams , son of John Adams , broke with tradition .
He was the first president to long wear pants instead of traditional shorter pants with stockings .
The man who replaced Adams , Andrew Jackson , was the first to receive the oath on the East Portico of the Capitol Building .
John Quincy Adams refused to attend .
In 1837 , Martin Van Buren was the first of a new generation of presidents to not have British ancestry .
His parents were Dutch and he was born a citizen of the United States .
William Henry Harrison set an unhappy first : On Inauguration Day in 1841 , he gave the longest-ever speech without wearing warm clothes .
He became sick and died weeks into his term .
Abraham Lincoln gave his first inaugural speech surrounded by heavy security as the nation neared war between the North and South .
His second address , in 1865 , was shortly after the end of the U.S . Civil War .
He urged Americans “With malice towards none ; with charity for all ” to “bind up the nation's wounds .”
In 2009 and 2013 , Barrack Obama took his oath on Lincoln's Bible .
In 1909 , William Howard Taft's inauguration was notable for taking place inside the Senate Chamber because of a huge snowstorm .
It took about 6,000 men to clear snow for the parade .
The inaugural ceremony of Calvin Coolidge in 1925 was the first to be broadcast on radio .
And the first president to have a televised inaugural ceremony was Harry Truman in 1949 .
Roosevelt's second inauguration was the first to take place on January 20th .
The 20th Amendment to the Constitution moved the event's date because of improved transportation methods .
In 1953 , Dwight Eisenhower broke the tradition of kissing The Bible and instead gave a prayer .
Robert Frost was the first poet to every speak at an inaugural event .
Kennedy was the first Roman Catholic president .
Joe Biden was the second .
Ronald Reagan's inaugurations set two marks that may also never be equaled .
At noon on Reagan's first inauguration , the temperature was nearly 13 degrees Celsius .
That was the warmest Inauguration Day ever .
Then , on his second in January 1985 , the temperature was nearly minus 14 degrees Celsius – the coldest day ever for the event .
Donald Trump first took the oath of office in 2017 .
He joins Grover Cleveland , who was inaugurated in 1885 and 1893 .
Cleveland is known as the 22nd and 24th President .
Trump is set to be both the 45th and 47th President of the United States .
I'm Mario Ritter , Jr . And I'm Caty Weaver .