2016 (MMXVI) was a leap year starting on Friday of the Gregorian calendar.
It was also the 2016 number of the Domini year, it was common or the Christian era designation, in addition to the sixteenth of the third millennium and the seventh of the years 2010.
The United Nations Organization declared 2016 as the International Year of Pulses. 
The Catholic Church declared 2016 the Year of Mercy.  
The year of the Fire Monkey according to the Chinese horoscope.
January 15: 15th anniversary of Wikipedia. January 20: third centenary of the birth of Carlos III of Spain.
January 23: fifth centenary of the death of Ferdinand the Catholic.
February 5: centenary of the birth of Puerto Rican singer Daniel Santos.
February 6: centenary of the death of the Nicaraguan writer Rubén Darío.
February 21-December 19: 100th anniversary of the Battle of Verdun, during the First World War.
February 25: bicentennial of the birth of one of the fathers of the Dominican nation, Ramón Matías Mella.
March 2: 400th anniversary of the founding of the Colombian city Medellín.
March 5: centenary of the founding of RCD Mallorca. March 11: Fifth anniversary of the Great Earthquake and Tsunami in Japan in 2011. April 6: 120th anniversary of the inauguration of the first edition of the Olympic Games, held in Athens.
April 22: fourth centenary of the death of Miguel de Cervantes, the most distinguished writer in the Spanish language. 
April 23: fourth centenary of the death of the Father of the Letters of America, Inca Garcilaso de la Vega.
April 26: 30th anniversary of the Chernobyl accident.
May 3: fourth centenary of the death of William Shakespeare, the most prominent writer in the English language. 
May 11: centenary of the birth of the Spanish writer Camilo José Cela, who died in 2002.
May 14: 1st anniversary of the death of blues guitarist B. B. King.
June 20: 45th anniversary of the first broadcast of the Mexican television series El Chavo from July 8.1 to November 18: centenary of the Battle of the Somme, the bloodiest of the First World War.
July 2: centenary of the inauguration of the first edition of the Copa América, held in Argentina.
July 9: bicentennial of the independence of Argentina.
July 16: centenary of the Copa América.
August 4: centenary of the birth of Colombian singer Carlos Julio Ramírez.
September 1: centenary of the Club Sportivo Dock Sud (in Argentina).
September 11: Fifteenth anniversary of the 2001 World Trade Center and Pentagon bombings.
October 4: 100th anniversary of the birth of American director George Sidney, who died in 2002.
October 5: 120th anniversary of the Great Fire of Guayaquil.
October 12: Centennial of Club América (in Mexico).
October 22: centenary of the Estadio Urbano Caldeira (in Brazil).
November 10: 30 years since the publication of Signs.
November 21: 100th anniversary of the sinking of the Titanic's sister ship, the Britannic.
December 24: in Ecuador, centenary of the birth of the Ecuadorian politician Assad Bucaram.
December 30: 100th anniversary of the assassination of the Russian mystic Grigori Rasputin, advisor to Tsar Nicholas II.
January 1: in Mexico, tests of transmissions in UHDTV resolution are carried out on some pay and free television stations.
January 2: Saudi Arabia executes 47 people for terrorism, including the Shiite cleric Nimr Baqr al-Nimr, although most of the international community attributed his sentence to political causes. 
January 3: Saudi Arabia breaks diplomatic relations with Iran following strong protests sparked by the execution of Nimr Baqr al-Nimr. 
January 4: in India and Bangladesh, an earthquake of magnitude 6.9 is recorded