Roger J. Stone Jr. Longtime informal adviser to Mr. Trump Obstruction of an official proceeding, making false statements and witness tampering Sentenced to 40 months in prison

Rick Gates Former campaign adviser Financial fraud and lying to the F.B.I. Sentenced to 45 days in prison

Paul Manafort Former campaign chairman Tax evasion, bank fraud, failure to disclose a foreign bank account and witness tampering. Sentenced to 7.5 years in prison

Michael D. Cohen Mr. Trump’s former lawyer Lying to Congress (pleaded guilty Nov. 29, 2018) Sentenced to 3 years in prison

Richard Pinedo California man who sold bank accounts online Identity fraud (pleaded guilty Feb. 12, 2018) Sentenced to six months in prison

George Papadopoulos Former campaign adviser Lying to the F.B.I. about conversations with people he believed were working on behalf of Russians (pleaded guilty Oct. 5, 2017) Sentenced to 14 days in prison

Twelve Russian intelligence officers Conspiracy to commit an offense against the United States, identity theft, conspiracy to launder money Charged

Konstantin V. Kilimnik Russian Army-trained linguist and associate of Mr. Manafort Obstruction of justice Charged

Alex van der Zwaan Lawyer who worked with Mr. Manafort and Mr. Gates Lying to investigators about conversations with Mr. Gates (pleaded guilty Feb. 20, 2018) Sentenced to 30 days in prison

Thirteen Russian nationals and three related companies Conspiracy to defraud the U.S., conspiracy to commit bank fraud, identity theft Charged