1985 Mexico City earthquake Ground shaking lasted more than five minutes in places along the coast and parts of Mexico City shook for three minutes, with an average shaking time of 3–4 minutes. It is estimated the movement along the fault was about three meters. The main tremor was foreshadowed by a quake of magnitude 5.2 on 28 May 1985, and was followed by two significant aftershocks: one on 20 September 1985 of magnitude 7.5 lasting thirteen seconds and the third occurring seven months later on 30 April 1986 with magnitude 7.0 lasting ten seconds. However, at least twelve other minor aftershocks were associated
1986 FIFA World Cup the northern city of Monterrey (including the Monterrey area town of San Nicolas de los Garza; the last match of this group was played in Guadalajara). All of the venues listed hosted knockout round matches except the ones in Nezahualcoyotl, Irapuato, Zapopan, Toluca and the Estadio Tecnologico in Monterrey. For a list of all squads that appeared in the final tournament, see "1986 FIFA World Cup squads". The first round of the finals began in Group A, where Italy were held 1–1 by Bulgaria. Meanwhile, Argentina beat South Korea 3–1, with Diego Maradona playing a major part. Italy and Argentina