Armed conflicts and attacks
- 2018 Gaza border protests
- Israel responds to 40 Palestinian rockets with 80 air strikes on what Israel states are Iranian and Hamas-controlled weapon factories in Gaza. An Egypt-meditated ceasefire is announced by Islamic Jihad soon afterward. (Reuters)
- Terrorism in Canada
- The Immigration and Refugee Board of Canada orders Othman Hamdan, a Fort St. John man whose Facebook posts promoted the Islamic State, deported. The deportation is not immediate and requires additional events to occur. (CBC)
Disasters and accidents
Law and crime
- October 2018 United States mail bombing attempts
- The FBI has confirmed that packages similar to those found earlier this week were sent to U.S. Senators Cory Booker and Kamala Harris. (CNBC) (San Francisco Gate)
- Authorities are also investigating a packages addressed to former Director of National Intelligence James Clapper and billionaire Tom Steyer. (APnews.com) (San Francisco Gate)
- A suspect, Cesar Sayoc, is taken into custody in Plantation, Florida. (NBC News) (San Francisco Gate)
- A man in Salisbury, Wiltshire, England, is arrested for attempting to steal one of four existing original copies of Magna Carta from Salisbury Cathedral. (NPR) (BBC News)
- 2018 Freiburg gang rape
- Authorities arrest eight men after a gang rape in Freiburg, Germany on 14 October, with police seeking more men. (The New York Times)
Politics and elections
- 2018 Irish presidential election and Blasphemy Referendum
- Voters re-elect Michael D. Higgins as President of Ireland and vote to remove the offense of blasphemy from the Constitution, with winning margins of over 30% in both votes, according to exit polls. (The Guardian) (BBC)
- 2018 Sri Lankan constitutional crisis
Sports
- 2018 World Series
- In baseball, game 3 of the World Series, in which the Boston Red Sox lose to the Los Angeles Dodgers by a score of 3–2, extends to 18 innings and lasts 7 hours and 20 minutes, becoming by far the longest game in World Series history. (USA Today)