1998 (MCMXCVIII) was a common year starting on a Thursday in the Gregorian calendar. It was also the number 1998 anno Dómini or of the designation of the Christian Era, in addition to the ninety-ninety-eighth of the second millennium, the ninety-eighth of the 20th century and the ninth of the 1990s. It was declared the International Year of the Ocean by the Organization of the United Nations, and it was also the year of the tiger according to the Chinese horoscope.
October 27: 50th anniversary in Peru of the coup perpetrated by Manuel A. Odría against José Luis Bustamante y Rivero.
November 11: 80th anniversary of the end of World War I
December 10: 50th anniversary of the Universal Declaration of Human Rights.
January 2: New Russian rubles begin to circulate to contain inflation and promote confidence.
January 2: in Mexico, President Ernesto Zedillo dismisses the Secretary of the Interior Emilio Chuayffet, responsible for the Acteal Massacre that occurred eleven days earlier.
January 6: In Algeria, during the first week of the month of Ramadan, armed fundamentalist groups kill more than 500 people.
January 6: in Ecatepec (Mexico) the construction of the cathedral begins.
January 7 – The United States launches the Lunar Prospector spacecraft to orbit the Moon. You'll discover evidence of frozen water in permanently shadowed craters (more than 200°C below zero) near the poles.
January 8 – In the United States, Ramzi Yousef is sentenced to life in prison for planning the first attack on the Twin Towers in 1993.
January 10: a strong earthquake violently hits Guatemala, causing severe damage in some departments such as Quetzaltenango, Sacatepequez and Guatemala City.
January 11: General elections are held in Cuba with a turnout of 98.35% of the electoral roll.
January 12: leaders of the Communist Party of Chile present the first lawsuit against the dictator and General Augusto Pinochet.
January 20: The first Community Development Bank is created in Brazil, named Banco Palmas
January 21-25: Pope John Paul II makes a pastoral visit to Cuba.
January 25: the Monumental stadium in Guayaquil reaches a historic capacity of 91,283 people on the final date of the final hexagonal of the 1997 Ecuadorian Soccer Championship.
January 27: in Tegucigalpa (Honduras), Carlos Roberto Flores assumes as president of Honduras.
February 1 – In Sri Lanka, the army kills more than 3,000 Tamil rebels during a battle in the north of the country.
February 2: in Costa Rica, the liberal Miguel Ángel Rodríguez Echeverría wins the presidential elections.
February 3: In the United States, Karla Tucker, sentenced to death for double murder, becomes the second woman executed since the restoration of capital punishment in 1976.
February 4 – In Bosnia Herzegovina, the government unveils the new flag, where national or religious symbols have been removed.
February 4: in Bogotá (Colombia), the organization Amnesty International (AI) announces the closure of its office in this capital, due to the growing threats received.
February 4: in Portugal, the Assembly approves by a simple majority the bill to decriminalize abortion during the first 10 weeks of pregnancy.
February 4: a combination of three drugs, used in adults with satisfactory results in controlling the AIDS virus, is successfully tested in children.
February 5: in the new financial area of Caracas (Venezuela), the 14-story Europa Tower is destroyed by fire.
February 6: in Corsica two terrorists assassinate the Prefect of the French State, Claude Erignac, after the breaking of the armed truce announced by the National Liberation Front of Corsica.
February 7 – German Chancellor Helmut K.