Scott Walker entered a crowded Republican field for an open Assembly seat in spring 1993 as a 25-year-old college dropout and newcomer to the district who had already lost one election and had little fundraising prowess.
ELECTION 2016 | GOV. WALKER READY TO ANNOUNCE BID FOR WHITE HOUSE
Political savvy, right timing paved Scott Walker's path to presidential run
From the Scott Walker's short-lived presidential campaign series
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Gov. Scott Walker greets parade-goers along the route of an Independence Day Parade in Menomonee Falls on July 3.
State Sen. Luther Olsen greets Gov.-elect Scott Walker, during a Republican Senate caucus shortly after Walker's first gubernatorial election victory in 2010. Legislative Republicans have helped Walker pass a conservative agenda in Wisconsin over the past four years, but have also been critical of his latest budget proposal.
Then-Milwaukee County executive Scott Walker greets Pastor David D. King of Milwaukee, left, and conservative activist Joe the Plumber, second-from-left, at a tea party rally in West Bend during the 2010 gubernatorial campaign. Walker made an appeal during the election to voters worried about the economy by pledging to create 250,000 jobs during his first term, a goal he missed by nearly half.
Scott Walker held a news conference in the East Side Madison home of Teresa Noriega, his sister-in-law's mother, shortly after launching his first gubernatorial campaign in January 2005. He exited the race in early 2006 citing GOP opponent U.S. Rep. Mark Green's fundraising advantage.
Gov. Scott Walker signed a law virtually eliminating collective bargaining for public employees, which became known as Act 10, on March 11, 2011. The law sparked tens of thousands of protesters to swarm the Capitol and a recall election that Walker ultimately won.
Scott Walker and his parents, Llew and Pat Walker, in 1985, after his trip to Washington D.C. for Boys Nation, a program that teaches high school students about leadership and government. Walker was one of two young men chosen to represent Wisconsin at the event and meet President Ronald Reagan.
Scott Walker at age 7 with his younger brother David and parents, Pat and Llew Walker. Walker grew up in Plainfield, Iowa, and Delavan, Wisconsin.
Gov. Scott Walker became the first governor to survive a recall election in U.S. history in June 2012. The victory helped Walker develop a national following among conservatives and laid the groundwork for a presidential campaign.
The governor has spent months, if not years, laying the groundwork for a 2016 presidential campaign.
Scott Walker said he made his formal announcement today "after a great deal of thought and a whole lot of prayer."
There are a few sure bets for Walker, experts say.
Experts say the upcoming GOP presidential debate will be the first time many viewers see more than a sound bite from Gov. Scott Walker.
Tonette Walker introduced her husband to the audience at the Waukesha County Expo Center -- putting her in the spotlight more than she has bee…
The former GOP 2016 frontrunner says he is refocusing his campaign on what attracted voters to him in the first place.
Claims about weekly meetings with Democrats, a budget surplus and uniting Wisconsin don't hold up to scrutiny.
The governor filed paperwork with the FEC Thursday and plans to make an announcement July 13 in Waukesha.
The Hawkeye State hosts the first presidential nominating contest in early 2016, granting "the Big Mo" to the winner.
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Where Gov. Walker has traveled since Jan. 1 as he prepares a presidential bid.
Who voters favor in national polls of potential Republican presidential candidates
