1 January 2019Arrokoth FlybyAlan Stern
New Horizons flies past Arrokoth, completing the most distant close reconnaissance of a Solar System object ever attempted.
Historical records for United States of America in 2019, rendered directly from the World History Database and ordered by month, day and event.
New Horizons flies past Arrokoth, completing the most distant close reconnaissance of a Solar System object ever attempted.
Agrees to reopen the federal government after the longest shutdown in United States history.
Agrees to reopen government after record-length shutdown.
Delivers State of the Union emphasising economic growth.
Moves to reprogram Pentagon funds for border wall.
Declares a national emergency to seek funding for a border wall.
Declares a national emergency to secure border wall funding.
Submits the report on Russian interference in the 2016 election to the Justice Department.
Receives the Mueller report on Russian interference.
Attorney General releases summary of the Mueller report.
LIGO and Virgo begin the O3 observing run for gravitational waves.
As EHT project director, announces the first image of a black hole shadow, obtained from the supermassive black hole M87*.
Contributes imaging methods used by the Event Horizon Telescope collaboration to reconstruct the first black hole image from M87 data.
Announces his 2020 presidential campaign.
NASA names its Moon return programme Artemis.
Parasite wins the Palme d'Or at Cannes.
Releases Western Stars, drawing on orchestral pop and American western imagery.
Meets Kim Jong Un at the Korean Demilitarized Zone.
Steps into North Korea during meeting with Kim Jong Un.
Marks fifty years since walking on the Moon.
Holds phone call with Ukrainian President that later sparks impeachment inquiry.
The United States withdrawal from the Intermediate-Range Nuclear Forces Treaty takes effect.
Participates in G7 summit discussing trade and Iran.
Celebrates unemployment rate reaching 3.5 percent, a 50-year low.
Joker wins the Golden Lion at the Venice Film Festival.
Faces a formal impeachment inquiry opened by the House of Representatives.
House opens formal impeachment inquiry over Ukraine dealings.
The Irishman premieres at the New York Film Festival.
Performs the first all-female spacewalk with Jessica Meir.
Performs the first all-female spacewalk with Christina Koch.
Announces death of ISIS leader Abu Bakr al-Baghdadi in U.S. raid.
Juno detects a new cyclone joining the geometric pattern of storms around Jupiter's south pole.
The Kuiper Belt object 2014 MU69 receives the official name Arrokoth following the New Horizons flyby.
Signs the USMCA trade agreement with Canada and Mexico.
Attends NATO leaders’ meeting marking alliance anniversary.
Receives the Nobel Prize in Physiology or Medicine for discoveries on cellular oxygen sensing.
Receives the Nobel Prize in Physiology or Medicine for discoveries on cellular oxygen sensing.
Is impeached by the House of Representatives.
Presides over the House during the impeachment of Donald Trump.
Is impeached by the House of Representatives.
Wins his first competitive Academy Award for the adapted screenplay of BlacKkKlansman.
Receives an Academy Honorary Award recognizing his distinctive contribution to cinema.
New Horizons images show that Arrokoth consists of two joined lobes, revealing an unusual contact-binary structure.
Grundy and colleagues find that Arrokoth has an exceptionally red surface characteristic of primitive outer Solar System material.
The Dark Energy Survey publishes its first major Type Ia supernova cosmology analysis, extending independent measurements of cosmic expansion beyond the original discovery samples.
The tiny moon discovered in Hubble images receives the official name Hippocamp.
Showalter's analysis supports the idea that Hippocamp may be debris broken from the larger moon Proteus by an ancient impact.
Riess reports increasingly precise local expansion measurements that intensify the Hubble tension and motivate tests of whether new physics affects standard dark-energy cosmology.
Releases It's a Selfie, a solo album showing his own songwriting and performing work.
Writes and directs Little Women, restructuring Louisa May Alcott's novel across multiple timelines.
Shares the Nobel Prize in Chemistry for developing lithium-ion batteries.
Directs Richard Jewell, a drama about the 1996 Atlanta Olympics bombing investigation.
Writes and directs Us, a horror film about a family confronted by violent doubles.
This page is generated from stored World History Database records matching the exact country and year shown above. Exact duplicate display records are collapsed. Records without a month are listed after the monthly sections. Source provenance varies by record; formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.