The 2020 Moldovan presidential election takes place.
54 people, mostly Amhara women and children and elderly people, are killed by suspected members of the Oromo Liberation Army in Gawa Qanqa, Ethiopia.
November 3 – November 7
2020 United States presidential election: Joe Biden is elected as the 46th President of the United States, after remaining vote counts (November 7) come in from key states delayed by an influx of mail-in ballots caused by the pandemic, defeating the incumbent President Donald Trump.
Hurricane Eta makes landfall in Nicaragua, killing over 100 people in Central America as a category 4.
November 4 – The United States formally exits the Paris Agreement on climate change.
November 8 – COVID-19 pandemic: The number of confirmed cases of COVID-19 passes 50 million worldwide.
COVID-19 pandemic: The first successful phase III trial of a COVID-19 vaccine is announced by drug companies Pfizer and BioNTech, which is 90% effective according to interim results.
2020 Nagorno-Karabakh War: Armenia and Azerbaijan sign a Russia-brokered ceasefire agreement.
November 11 – COVID-19 pandemic: The Sputnik V vaccine is proven to be 92% effective against COVID-19 according to interim results.
November 12 – Hong Kong pro-democracy lawmakers resign en masse, in response to four lawmakers' disqualification made by the government.
The Regional Comprehensive Economic Partnership (RCEP) is signed by 15 Asia-Pacific countries to form the world's largest free-trade bloc, covering a third of the world's population.
NASA and SpaceX launch the SpaceX Crew-1 mission from Kennedy Space Center Launch Complex 39A to the ISS, the first operational flight of the Crew Dragon capsule.
November 16 – COVID-19 pandemic: Moderna's mRNA vaccine is proven to be 94.5% effective against COVID-19 based on interim results, including severe illnesses. The vaccine has been cited as being among those that are easier to distribute as no ultra-cold storage is required.
Hurricane Iota makes landfall in Nicaragua as a Category 4 hurricane just two weeks after Hurricane Eta made landfall, devastating the same areas.
November 17 – COVID-19 pandemic: The number of confirmed cases of COVID-19 passes 55 million worldwide, with around a million cases recorded every two days on average.
November 18 – COVID-19 pandemic: Pfizer and BioNTech complete trials on their COVID-19 vaccine, with an overall effectiveness rate of 95% without adverse events.
The Brereton Report into Australian war crimes during the War in Afghanistan is released.
Shuggie Bain by Douglas Stuart wins the 2020 Booker Prize.
November 22 – The United States withdraws from the Treaty on Open Skies.
November 23 – COVID-19 pandemic: AstraZeneca's AZD1222 vaccine, developed in collaboration with Oxford University, is shown to be 70% effective in protecting against COVID-19. The efficacy can be raised to 90% if an initial half dose is followed by a full dose a month later, based on interim data.
November 25 – COVID-19 pandemic: The number of confirmed cases of COVID-19 passes 60 million worldwide.
November 26 – 2020 Indian farmers' protest: The largest general strike in history is held across India in response to the recession and austerity measures.
November 27 – Iran's top nuclear scientist, Mohsen Fakhrizadeh, is assassinated near Tehran.
November 28 – Koshobe massacre: Boko Haram jihadists attack a farm in Jere, Nigeria, killing at least 43 people.
A penumbral lunar eclipse occurs; the last of four lunar eclipses in 2020.
Protein folding, one of the biggest mysteries in biology, is solved by AlphaFold, an artificial intelligence algorithm developed by DeepMind.
COVID-19 pandemic: Moderna files an application for Emergency Use Authorization in the United States after its vaccine achieved an efficacy of 94.1% from full trials without safety concerns. It also plans to do the same in EU soon.
2020 Indian farmers' protest: Over 200,000 farmers march on Delhi as part of the ongoing protest movement.
Middleman from Punjab started protesting against India's new law "Farmers' Produce Trade and Commerce (Promotion and Facilitation) Act, 2020" which finaly paved way for farmers to legally sell their produce in whichever markets they would chose. These protests however were called Farmers prorests and would continue till December 2020.
Indian cricket team started their tour of Australia with first one day. Australia won this series 3-1. All 6 innings in the 3 matches saw scores more than 300 except one.