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| | Institutional Revolutionary party on Encyclopedia.com (Site not responding. Last check: 2007-11-07) |
 | | Established in 1929 as the National Revolutionary party by former President Plutarco Calles, it brought together the country's governmental, military, and agricultural leaders in a program of socioeconomic reform. |
 | | In 1938 it was renamed the Mexican Revolutionary party, and in 1946 it acquired its present name. |
 | | In 1994 the PRI's presidential candidate, Luis Donaldo Colosio Murrieta, was assassinated; the party's new candidate, Ernesto Zedillo Ponce de León, won the presidency by a narrow margin. |
| www.encyclopedia.com /html/I/InsR1P1M1ex.asp (461 words) |
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