(CNN) Here is a look at the life of Dennis Hastert, former Republican speaker of the House. Hastert was sentenced to 15 months in prison in a hush money case that revealed he was being accused of sexually abusing young boys as a teacher in Illinois.

Personal

Birth date: January 2, 1942

Birth place: Aurora, Illinois

Birth name: John Dennis Hastert

Father: Jack Hastert, former restaurant owner

Mother: Naomi (Nussle) Hastert

Marriage: Jean (Kahl) Hastert (1973-present)

Children: Ethan and Joshua

Education: Wheaton College, B.A., 1964; Northern Illinois University, M.S., 1967

Religion: Protestant

Other Facts

Goes by the nickname "Denny."

Was named Illinois Coach of the Year after leading the Yorkville High School wrestling team to the state championship.

Instituted the so-called "Hastert Rule," an informal guideline where only legislation supported by "the majority of the majority" party is brought to a vote on the House floor.

Photos: Dennis Hastert's political career Photos: Dennis Hastert's political career Dennis Hastert in 1985 as a member of the Illinois House of Representatives, where he served from 1980 to 1986. Hide Caption 1 of 8 Photos: Dennis Hastert's political career Hastert is sworn in as speaker of the House of Representatives on January 6, 1999, during the opening session of the House in Washington. Hastert replaced Newt Gingrich. Hide Caption 2 of 8 Photos: Dennis Hastert's political career Hastert stands behind President George W. Bush as he signs Medicare legislation in December 2003. Hastert fought hard for the bill in the House, leading to a three-hour vote on November 22, 2003. Hide Caption 3 of 8 Photos: Dennis Hastert's political career House Rules Chairman David Dreier and Hastert hold a news conference on a GOP lobbying reform package, which included banning privately funded travel and eliminating access to the House floor for former members who are registered lobbyists. On January 3, 2006, Hastert donated $70,000 of campaign contributions from companies associated with lobbyist Jack Abramoff to charity after Abramoff pleaded guilty to corruption charges. Hide Caption 4 of 8 Photos: Dennis Hastert's political career Vice President Dick Cheney greets Hastert before Latvian President Vaira Vike-Freiberga speaks to a joint meeting of Congress in June 2006. Earlier that month, Hastert had surpassed Joe Cannon to become the longest-serving Republican speaker of the House. Hide Caption 5 of 8 Photos: Dennis Hastert's political career Hastert celebrates his re-election to an 11th term in Congress on November 7, 2006, with his wife, Jean, at a victory party in the Baker Hotel in St. Charles, Illinois. Republicans lost their majority in the House, meaning Hastert lost his position as speaker when the new Congress started on January 4, 2007. Hide Caption 6 of 8 Photos: Dennis Hastert's political career Hastert announces that he will not seek re-election for a 12th term on August 17, 2007, as he stands on the steps of the old Kendall County courthouse in Yorkville, Illinois. Hide Caption 7 of 8 Photos: Dennis Hastert's political career Hastert walks through Statuary Hall on his way to the House floor to make his farewell address to Congress on November 15, 2007. He formally resigned on November 26, 2007, after 20 years in office. Hide Caption 8 of 8

Timeline

1964-1980 - Wrestling and football coach and government/history teacher at Yorkville High School.

1980-1986 - Member of the Illinois House of Representatives.

January 3, 1987-November 26, 2007 - US Representative from Illinois' 14th congressional district.

1995-1999 - House Chief Deputy Minority Whip.

January 6, 1999 - Is elected speaker of the House, replacing Is elected speaker of the House, replacing Newt Gingrich.

November 22, 2003 - Hastert fights hard to secure passage of a Medicare bill in the House. The vote takes three hours and lasts well into the night. Hastert fights hard to secure passage of a Medicare bill in the House. The vote takes three hours and lasts well into the night. It is signed into law by US President George W. Bush on December 8 after also being passed by the Senate.

June 1, 2006 - Surpasses Joe Cannon to become the longest-serving Republican speaker of the House in US history.

October 3, 2006 - Appears on "The Rush Limbaugh Show" and says he has no intention of resigning due to the Appears on "The Rush Limbaugh Show" and says he has no intention of resigning due to the controversy over Rep. Mark Foley's (D-FL) sexually explicit emails to underage pages.

November 7, 2006 - Is reelected to his eleventh term in Congress. Republicans lose their majority in the House, so Hastert loses his position as speaker of the House when the new Congress begins on January 4, 2007.

August 17, 2007 - Announces that he will not run for reelection in 2008.

November 15, 2007 - He formally resigns on November 26 after 20 years in office. Announces his resignation on the House floor. He formally resigns on November 26 after 20 years in office.

June 2008 - Joins the Washington lobbying firm of Dickstein Shapiro as a senior adviser.

June 8, 2009 - Hastert's son, Ethan, announces he will run for his father's former congressional seat but later loses in the GOP primary.

May 7, 2010 - Hastert is conferred the Grand Cordon of the Order of the Rising Sun by Hastert is conferred the Grand Cordon of the Order of the Rising Sun by Emperor Akihito of Japan.

May 28, 2015 - about $3.5 million he agreed to pay to an undisclosed subject to "cover up past misconduct." The Justice Department alleges that Hastert paid the subject a total of about $1.7 million over a period of years beginning in 2010 and ending in 2014. Hastert resigns from the lobbying firm Dickstein Shapiro. Federal officials indict Hastert for lying to the FBI about $3.5 million he agreed to pay to an undisclosed subject to "cover up past misconduct." The Justice Department alleges that Hastert paid the subject a total of about $1.7 million over a period of years beginning in 2010 and ending in 2014. Hastert resigns from the lobbying firm Dickstein Shapiro.

May 29, 2015 - Sources with knowledge of the federal investigation tell CNN Sources with knowledge of the federal investigation tell CNN Hastert was paying a former student to keep quiet about allegations of sexual misconduct from the time when Hastert was a teacher and wrestling coach in Illinois.

June 9, 2015 - Pleads not guilty to all charges related to lying to the FBI about $3.5 million he agreed to pay to an undisclosed subject.

October 28, 2015 - of lying to federal investigators stemming from his attempts to cover up sexual misconduct with a former student in Illinois. Hastert pleads guilty to charges of lying to federal investigators stemming from his attempts to cover up sexual misconduct with a former student in Illinois.

December 17, 2015 - A statement is released announcing that Hastert was admitted to the hospital in the first week of November 2015. He is treated for a stroke and sepsis. This is followed by two back surgeries.

April 6, 2016 - In a federal court filing, In a federal court filing, defense attorneys ask for probation for Hastert instead of prison time, saying he is "deeply sorry" for his actions, adding his remorse is emotional and heartfelt.

April 8, 2016 - Documents released by prosecutors Documents released by prosecutors allege Hastert sexually abused at least four boys when he coached high school wrestling in Illinois decades ago.

April 25, 2016 - Hastert is sued by a former student in Illinois Circuit Court. The former student seeks to collect $1.8 million. This is the remainder of the $3.5 million promised him for covering up Hastert's past misconduct.

April 27, 2016 - He is ordered to pay $250,000 to a victims' fund, must serve two years of supervised release once he finishes his prison term, and enter a sex offender treatment program. Hastert is sentenced to 15 months in prison. He is ordered to pay $250,000 to a victims' fund, must serve two years of supervised release once he finishes his prison term, and enter a sex offender treatment program.

June 22, 2016 - Hastert begins serving his 15-month sentence at a federal medical prison in Rochester, Minnesota.

July 18, 2017 - Is Is released from prison and is now under the supervision of a residential reentry management field office in Chicago.

November 20, 2017 - A judge in Kendall County, Illinois, throws out a lawsuit brought by a man who claims Hastert abused him when he was a child, saying the statute of limitations had passed.

December 12, 2017 - ban Hastert from having contact with anyone under 18 unless an adult is present who's aware that he pleaded guilty in a hush money case related to the sexual abuse of teen boys. New court-ordered restrictions ban Hastert from having contact with anyone under 18 unless an adult is present who's aware that he pleaded guilty in a hush money case related to the sexual abuse of teen boys.

September 10, 2019 - A judge in Kendall County, Illinois, rules that a lawsuit over the terms of a $3.5 million hush money deal can go to trial. One of Hastert's former students filed the lawsuit in April 2016.