1991: Kay Bailey Hutchison assumes office of state treasurer, making her the highest Republican officeholder in Texas.
April 1992: The Houston Post reveals that David Criss, a $52,000-a-year treasury employee who doubled as Mrs. Hutchison's political coordinator, had engaged in political activities on state time and equipment.
June: Mr. Criss repays $550 to the state and resigns.
November: Travis County district attorney Ronnie Earle (D) announces he will not prosecute Hutchison or Gary Mauro, a Democrat officeholder who had used state telephones to campaign for President Clinton.
December: Lloyd Bentsen (D) of Texas gives up his Senate seat to become Mr. Clinton's treasury secretary. Mr. Earle announces that he is a candidate for the vacated seat and asks Gov. Ann Richards (D) to appoint him until a special election is held.
January 1993: Governor Richards appoints Bob Krueger (D) instead, and Earle drops out of the race. Hutchison announces she will run for the US Senate seat.
May: The Travis County grand jury secretly subpoenas Criss in an investigation of Hutchison's office.
June: A treasury department employee reports to Earle that Hutchison asked him to destroy records.
June 5: Hutchison defeats Senator Krueger with 67 percent of the vote.
June 10: Earle's investigators raid Hutchison's treasury office.
September: The grand jury indicts Senator Hutchison on one misdemeanor and four felony ethics charges.
October: The charges are dismissed because a member of the grand jury was ineligible to serve.
December: A second grand jury reinstates the ethics charges.
Feb. 7, 1994: Hutchison trial to begin in Fort Worth, Texas.
March 8: Primary elections in Texas.