Some Democrats did not wait. Representative John Delaney has been a presidential candidate for 17 months, while Julian Castro, former secretary for housing and urban development, announced a committee of inquiry earlier this month. And some have already said goodbye, including attorney Michael Avenatti and former Massachusetts Governor Deval Patrick.
But behind the scenes and over the next two weeks, many have struck off when the country is short on vacations and surrounding potential candidates. Family may be important in deciding who will serve as president in 2020.
The following have said some candidates for the Democratic nomination of their decision-making process.
For Biden it is now or never. The 76-year-old Democrat has decided not to race in 201
"I will be as direct with you as possible. I think I am the most qualified person in the country to be President." Biden told an audience in Montana a month ago. "The problems we face as a country today are the problems I've had in my wheelhouse, where I've worked all my life."
Biden has previously said that he knows he has to opt for a run by January 2019.
"I know I have to make up my mind, and I have to do it by January," he said in a city hall from 2018.
Vermont Sen. Bernie Sanders
The History is similar for Sanders, whose unsuccessful fight against Hillary Clinton in 2016 made him a top contender. But at the age of 77, Sanders is likely to have another blow to the presidency.
"If there's anyone else who can do that For some reason, I'll do a better job than myself, I'll take care of choosing him or her," Sanders told New York Magazine in November. "If it turns out that I'm the best candidate to defeat Donald Trump, I'll probably run."
Sanders called for a "very difficult decision for his own family" to be made as a "presidential candidate" in early 2019.
Massachusetts Senator Elizabeth Warren
Warren prepares for the presidency running for office – she has gathered aides in her offices in Boston and Washington and talked to consultants about what they've been doing. It looks like plans for a campaign in the Boston area are planned.
And although Warren CNN said in March 2018 that "I do not run for the president in 2020," she begins to make a decision in early 2019.
"It's time for women to go to Washington and repairing our broken government, and that includes a woman at the top, "Warren told a crowd in the town hall in Holyoke, Massachusetts. "Well, what I promise: After November 6, I'll take a hard look at running as president."
Texas Rep. Beto O & Rourke
O & Rourke is the X-Factor in race 2020. He lost in November 2018 against Sen. Ted Cruz in a closely watched race , But his youth and his ability to compete in Red Texas catapulted him into the top ranks of presidential speculation – something he had gained by not winning for the president.
"Win or lose, I'm not – I'm not running until 2020," O Rourke said in a Texas Senate debate.
Since then, however, O "Rourke has said that he will end his term and then make a decision.
" Then Amy and I will think about what we can do next to do our best for this community " said O'Rourke.
California Senator Kamala Harris
Harris attempted to avoid the 2020 issue throughout their efforts to launch a Democrat campaign in 2018.
"Me I'm not bulls that fuck you, "she told CNN in October," I do not know what that means for 2020. It's really far away. "
Since then, however, Harris has called the decision a" family decision. "
" And about the holiday, "Harris said in December," I'll make that decision with my family. "
New Jersey Sen. Cory Booker [Cory Booker]
Unlike some of his colleagues from 2020, Booker had none Fear of adjusting to his presidential ambitions.
"I will consider running for president," Booker NJ Advance Media said. "That's something I'll do. There are people in New Jersey talking to me all over the country talking to me about it, so I'll think about it. "
"Of course I will consider the presidency," he said. Booker said in September, "It would be irresponsible not to do that." 
Former New York Mayor Michael Bloomberg
The biggest issue related to Bloomberg's possible run is like the Democratic Party I would accept a former Republican legislator.
"I will be a Democrat for the rest of my life," said Bloomberg in November and reiterated a statement he made in September in which he said it was next to impossible that he would ever run as a prosecutor again Republican.
"It's impossible to imagine that I could run as a Republican – things like the election, so many problems, I'm just a long way from today's Republican Party," he said. "That does not mean that I'm in the Democratic Party in everything, but I do not see how you could possibly act as a Republican, so if you ran, you'd have to run as a Democrat."  Bloomberg has said that he will make a decision by early 2019.
"I think January, February would be about as late as you can do and as early as you can get enough information," he told the Associated Press in November.
Senator from Minnesota, Amy Klobuchar
Klobuchar, whose course depended on her ability to convince rural voters like those in Minnesota, was very clear that she would decide in early 2019.
"I will make this decision in the next few weeks, I have to talk to my family," she said in December. "The last time I ran for the Senate, my husband found out for the first time that I was thinking about it on the radio, and I will not repeat that mistake again, it did not work very well."  Klobuchar has traveled to Iowa – her neighboring state – and employees in the first Caucus state believe that if she were to run she would have to do well in the state.
"I've talked, I think there are many good people who are considering this, but I think you want votes from the Midwest," Klobuchar said. "And I think you want to get people working with different views, and I think it's really important to have that."
Ohio Senator Sherrod Brown
The populist Senator from Ohio has said he has no timetable for a 2020 decision, but has made that decision something he must decide with his family.
"It's a very personal choice with my wife and children," Brown said.
However, Brown has said he will be pressured to run.
"We hear an increase, so we think about it," Brown told the Columbus Dispatch in November. But "we are not about to say yes."
Colorado Gov. John Hickenlooper
"My wife and I are still talking about it. We have not decided yet." former brewer, who became a politician, told the Brewbound podcast. "But (if) you have a craft beer man like me running for the president, I think the industry is going to unite, and I think the industry would come together and say," Hey, we want a brewer into the white Bring home. "
Former HUD secretary Julian Castro
" I am examining a candidacy for president United States in 2020 to renew this country's promise to all, "Castro said in December.
Castro later told CNN he would make an official decision on January 12.
New York Sen Kristen Gillibrand
Gillibrand has said that she "definitely" thinks about it and will take the holiday to talk to her children and her husband around 2020, but she also turned into one during her Senate from 2018 Rhetorical Corner She pledged to fulfill her full six-year term.
"I'll complete my six-year term." What's that? "she said, something she does not do n could, if she wins the presidency.
"I'm definitely thinking about it," she told Van Jones in December. "And I'll think about the holidays with my kids and my husband, and I'll make a decision soon."
South Bend, Indiana, Mayor Pete Buttigieg
Buttigieg In terms of the long-term chances for a possible run in 2020, he was honest, but the mayor of South Bend also made an important move in December Step, when he decided not to run for another term as chief executive of his city.
Buttigieg also said that. His timeline is relatively shorter than that of the big names.
"I think a candidate who is not already very famous probably needs to take a step forward in January," said Buttigieg, who added that he was entering the races with few expectations. "A field that's sparsely populated is likely to have the benefit of a novice when you're very good at it, and the only way to find that out is to be tested in the field."