January

• 117th Congress convenes 2021-01-03 — The first session of the 117th Congress began on January 3, 2021, the constitutionally scheduled start of the new Congress. U.S. Senate ↗ (opens in new tab)
• U.S. Capitol attack interrupts electoral vote count 2021-01-06 — A violent attack on the U.S. Capitol disrupted the joint session of Congress convened to count electoral votes. Congress later resumed the proceedings. U.S. Government Publishing Office / Senate-House report ↗ (opens in new tab)
• Congress completes certification of 2020 electoral votes 2021-01-07 — After the interruption on January 6, Congress completed the count of electoral votes at 3:44 a.m. on January 7. Objections to the Arizona and Pennsylvania electoral votes were not sustained. National Archives and Records Administration ↗ (opens in new tab)
• Georgia certifies January Senate runoff results 2021-01-19 — Georgia certified the results of its January 5, 2021 runoff election, which included the state's two U.S. Senate contests. Georgia Secretary of State ↗ (opens in new tab)
• Joe Biden and Kamala Harris are inaugurated 2021-01-20 — Joseph R. Biden Jr. was sworn in as the 46th president and Kamala D. Harris as vice president at the U.S. Capitol on January 20, 2021.

  Washington, D.C.. West Front, U.S. Capitol Location ↗ (opens in new tab)

  U.S. Senate ↗ (opens in new tab)
• Federal Reserve holds target rate at 0–1/4% 2021-01-27 — The Federal Open Market Committee kept its target for the federal funds rate at 0–1/4 percent. Board of Governors of the Federal Reserve System ↗ (opens in new tab)

February

• Senate acquits Trump in second impeachment trial 2021-02-13 — The Senate voted 57 guilty to 43 not guilty on the article of impeachment. Because the vote fell short of the two-thirds threshold, Donald Trump was acquitted. Congressional Record / GovInfo ↗ (opens in new tab)
• Perseverance rover lands on Mars February 18, 2021 — NASA’s Perseverance rover landed in Jezero Crater to search for signs of ancient microbial life and collect samples. National Aeronautics and Space Administration ↗ (opens in new tab)

March

• American Rescue Plan Act becomes law 2021-03-11 — Public Law 117-2, the American Rescue Plan Act of 2021, was approved on March 11, 2021. GovInfo / U.S. Government Publishing Office ↗ (opens in new tab)

April

• Nomadland wins Best Picture at the 2021 Academy Awards 2021-04-25 — Nomadland won Best Picture at the 2021 Academy Awards, honoring films released in 2020.

  Annual Entertainment anchor event for the America Since 2000 timeline, sourced to the Academy’s official ceremony archive.

  Academy of Motion Picture Arts and Sciences ↗ (opens in new tab)

June

• Juneteenth National Independence Day Act becomes law 2021-06-17 — Public Law 117-17 established Juneteenth National Independence Day as a federal holiday. GovInfo / U.S. Government Publishing Office ↗ (opens in new tab)
• The Night Watchman, by Louise Erdrich wins the 2021 Pulitzer Prize for Fiction June 11, 2021 — The Pulitzer Prize Board awarded The Night Watchman, by Louise Erdrich the 2021 prize for Fiction. The Pulitzer Prizes ↗ (opens in new tab)
• The Hot Wing King, by Katori Hall wins the 2021 Pulitzer Prize for Drama June 11, 2021 — The Pulitzer Prize Board awarded The Hot Wing King, by Katori Hall the 2021 prize for Drama. The Pulitzer Prizes ↗ (opens in new tab)

September

• Squid Game premieres on Netflix September 17, 2021 — Squid Game, a South Korean survival drama, was released worldwide on Netflix on September 17, 2021 and went on to become the platform's most-watched series launch to that point, drawing an estimated 111 million viewers in its first month. Netflix (About Netflix) ↗ (opens in new tab)

November

• Infrastructure Investment and Jobs Act becomes law 2021-11-15 — Public Law 117-58, the Infrastructure Investment and Jobs Act, was approved on November 15, 2021. GovInfo / U.S. Government Publishing Office ↗ (opens in new tab)

December

• Federal Reserve holds target rate at 0–1/4% 2021-12-15 — The Federal Open Market Committee kept its target for the federal funds rate at 0–1/4 percent. Board of Governors of the Federal Reserve System ↗ (opens in new tab)
• James Webb Space Telescope launches December 25, 2021 — NASA, ESA, and CSA launched the James Webb Space Telescope to study the early universe and planetary systems. National Aeronautics and Space Administration ↗ (opens in new tab)

Date within this year unknown

• Milwaukee Bucks win the 2021 NBA championship 2021 NBA Finals — Milwaukee Bucks defeated the Phoenix Suns 4-2 in the NBA Finals to win the 2021 championship. Giannis Antetokounmpo was named Finals MVP.

  Annual Sports anchor event for the America Since 2000 timeline. The championship, runner-up, series result, and Finals MVP are sourced from NBA.com history archives.

  NBA.com ↗ (opens in new tab) NBA.com ↗ (opens in new tab)
• Tampa Bay Buccaneers win Super Bowl LV over Chiefs 2021 Super Bowl — The Tampa Bay Buccaneers beat the Kansas City Chiefs 31-9, becoming the first team to win a Super Bowl in its own home stadium.

  Tampa, Florida. Raymond James Stadium Location ↗ (opens in new tab)

  CBS News ↗ (opens in new tab)
• Atlanta Braves win 2021 World Series over Astros 2021 World Series — The Atlanta Braves beat the Houston Astros 4 games to 2 to win the franchise's first championship since 1995. MLB.com ↗ (opens in new tab)