Here are the important dates detailing Michael Flynn’s relationship with Russia that led to his resignation.

WASHINGTON — The carefully worded account of Michael Flynn’s offenses and his  agreement to cooperate with Russia special counsel Robert Mueller represents more than the stunning fall of a former three-star general and top Trump administration official.

The extraordinary six-page document filed Friday by prosecutors investigating Russia’s interference in the 2016 election also sent a clear signal to the White House that Mueller now knows who helped Flynn coordinate his contacts with the Kremlin and worked to keep those communications quiet.

Flynn, according to the court documents, shattered any notion that the former national security adviser was a free-lancer.

In a series of late December telephone calls, just weeks before President Trump’s inauguration, prosecutors asserted that at least one “senior” transition team member — working from Trump’s Mar-a-Largo resort in Palm Beach, Fla.— helped craft Flynn’s discussions with Russian ambassador Sergey Kislayk, urging the Russians to moderate their response to sanctions leveled just a day earlier by the Obama administration.

The senior official, who was not identified by prosecutors, and Flynn addressed the issue at least twice, before Flynn on New Year’s Eve shared Kislyak’s promise that Russia would not retaliate with a larger group of senior transition members.

Flynn acknowledged Friday that he lied to FBI agents about those contacts, resulting in his guilty plea, but legal analysts said the former national security adviser’s promise to cooperate with Mueller’s team — more than his conviction — has likely sent a shiver through the White House.

His sentencing is delayed until Flynn’s cooperation is complete. He faces up to six months in prison.

“The special counsel now has an ally who understands that he will only get a benefit if he cooperates with the investigation,” Jack…