A shootout in the Mexican tourist town of Taxco leaves 15 dead.
A tractor-trailer transporting more than 180 illegal migrants, mostly Guatemalans and Hondurans, crashes in Chiapas, Mexico, killing 55 people and injuring 105 others.
Lawmakers in Mexico's lower chamber of Congress approve a constitutional reform that would allow for recall referendums to cut short the six-year presidential term limit; the measure still needs the approval of the Senate and the state legislatures.
Mexican authorities announce a national search operation is underway after revealing masked gunmen with a list of names stormed a bus on March 7 as it was traveling along a highway that connects the town of San Fernando with the city of Reynosa. The perpetrators kidnapped 19 people and they have not been seen since.
A nation-wide referendum called upon by Mexico's president-elect Andrés Manuel López Obrador results in a majority of votes for the cancellation of the new airport and in support of upgrades to the current Mexico City and Toluca airports as well as the adapting of Santa Lucía Military Base's runways for civilian aircraft use.
A magnitude 8.1 earthquake is recorded 96 kilometers (60 miles) south of Pijijiapan, Chiapas, Mexico. This is Mexico's strongest quake since the 8.0 earthquake that hit the Greater Mexico City area in 1985. At least 26 deaths have been recorded.
The United Nations Climate Change Conference (COP-16) opens in the Mexican resort city of Cancún.
Parcel bombs explode at the Mexican, Russian and Swiss embassies in Greece. Similar packages were sent or addressed to the embassies of Belgium, Bulgaria, Chile, Germany and the Netherlands over the past two days.
The 2010 Oaxaca landslide in the Mexican state of Oaxaca is less deadly than initially feared, with eleven people missing.
Unidentified gunmen assassinate Marco Antonio Leal Garcia, the mayor of the small town of Hidalgo in Tamaulipas, Mexico.
A mass grave containing between 20 and 25 bodies is found in an abandoned mine near Taxco, Guerrero, in Mexico.