2015
- Charleston church massacre: Dylann Roof killed nine Black parishioners in South Carolina.
- Colorado Springs Planned Parenthood shooting: Three dead, nine injured in anti-abortion attack.
- San Bernardino terrorist attack: ISIS-inspired couple killed 14 at a holiday party.
- St. Cloud Crossroads Center knife attack: Somali refugee injured 10 in a mall before being shot by police.
- Black churches burned across the South in a series of arson attacks after Charleston.
2016
- Pulse nightclub mass shooting: 49 killed in Orlando LGBTQ club, ISIS-inspired.
- Dallas police ambush: Five officers killed at a protest by an anti-police gunman.
- Baton Rouge police ambush: Three officers killed in retaliatory attack.
- Malheur National Wildlife Refuge occupation: Armed anti-government extremists seized federal land.
- Minnesota mosque bombing attempt foiled; three arrested plotting an attack.
2017
- Portland MAX train stabbings: Two killed defending teens from racist harassment.
- Congressional baseball practice shooting: Rep. Steve Scalise and others wounded by anti-GOP attacker.
- Charlottesville Unite the Right rally: White supremacist rammed car into counterprotest, killing Heather Heyer.
- Victoria, Texas mosque arson destroyed a worship site.
- Flint, Michigan airport officer stabbed in ISIS-inspired attack.
- Minnesota Dar Al-Farooq mosque bombing injured worshippers.
- Attack on a Sikh man in Washington by an extremist shouting “go back to your country.”
2018
- Tree of Life Synagogue massacre in Pittsburgh: 11 killed in antisemitic mass shooting.
- Mail bomb campaign: Cesar Sayoc mailed pipe bombs to Democrats and CNN.
- Tallahassee yoga studio shooting: Two women killed by misogynist extremist.
- Jeffersontown Kroger shooting: Two Black shoppers killed in racist attack.
- Unite the Right 2 rally in Washington sparked violent clashes with counterprotesters.
- Antifa and far-right Proud Boys brawled in multiple cities including Portland and New York.
2019
- Chabad of Poway synagogue shooting: One woman killed in California.
- El Paso Walmart shooting: 23 killed in anti-Latino terrorist attack.
- Tacoma ICE detention center armed attack ended with suspect killed by police.
- Jersey City kosher market attack: Four killed in antisemitic violence.
- Monsey Hanukkah stabbing: One rabbi killed, several injured in home attack.
- Dayton shooter killed nine, with ideological motives tied to extremist online content.
- Militia plotted to attack Somali Muslim community in upstate New York.
- FBI stopped Las Vegas mass shooting plan targeting immigrants.
2020
- Kenosha unrest shootings: Two killed, one injured by Kyle Rittenhouse during protests.
- Portland shooting: Right-wing demonstrator Aaron Danielson killed by left-wing activist Michael Reinoehl.
- Michigan Gov. Gretchen Whitmer kidnapping plot foiled by FBI.
- Antifa-related arsons targeted police precincts in Seattle and Portland.
- Boogaloo extremist killed two law enforcement officers in California.
- Armed counterprotesters attacked BLM marchers in Albuquerque, one man shot.
- Militia members stormed Michigan Capitol with rifles during lockdown protests.
2021
- January 6th Capitol insurrection: Five dead, 140 officers injured in attempt to overturn election.
- Capitol vehicle ramming: One officer killed by knife-wielding extremist.
- Boulder supermarket shooting: Ten killed in politically charged violence.
- Pipe bombs planted near DNC and RNC headquarters during Capitol attack.
- Armed extremist arrested outside Kamala Harris’s residence with guns.
- Far-right plotter planned to derail trains in Washington state.
2022
- Buffalo supermarket mass shooting: Ten Black shoppers killed in racist attack.
- Laguna Woods church shooting: One Taiwanese doctor killed, others injured in anti-Taiwan attack.
- Paul Pelosi hammer attack: House Speaker’s husband assaulted by extremist.
- Club Q nightclub shooting in Colorado Springs: Five killed, 25 injured in anti-LGBTQ violence.
- Neo-Nazi cell arrested plotting to sabotage Baltimore’s power grid.
- Election officials nationwide targeted with violent threats and assaults.
- FBI disrupted multiple plots to attack state capitols during election certification.
2023
- Allen, Texas outlet mall shooting: Eight killed by extremist with neo-Nazi ideology.
- Jacksonville Dollar General shooting: Three Black victims killed in racist terror.
- Solomon Peña case: Election-denying candidate organized drive-bys at Democrats’ homes.
- Neo-Nazi group plotted synagogue bombings in Michigan, foiled by FBI.
- Armed extremist arrested outside Justice Brett Kavanaugh’s home intending assassination.
- Drag events in Texas threatened and disrupted by armed extremists.
- Plot uncovered to poison water supply in Idaho with political motivations.
2024
- Attempted assassination of Donald Trump in Butler, Pennsylvania: One killed, Trump wounded.
- Bomb threat in Washington D.C. shut down Capitol complex.
- White supremacist arrested planning attack on Atlanta power grid.
- Extremist attempted mass shooting at Phoenix Pride parade.
- Arizona election offices attacked and vandalized during primaries.
- Militia group arrested for planning attacks on border agents.
- Coordinated bomb threats targeted state capitols nationwide.
- Gunman opened fire at immigration rally injuring attendees.
2025
- New Orleans truck ramming and shooting attack: 14 killed, dozens injured.
- Pennsylvania Governor’s Residence arson attempt with Molotov cocktails.
- Capital Jewish Museum shooting in Washington D.C.: Two Israeli staffers killed.
- Boulder solidarity walk fire attack: Molotov cocktails and flamethrower used, one killed.
- Minnesota lawmakers shooting: Multiple politicians and spouses shot, two killed.
- Assassination of conservative activist Charlie Kirk at Utah Valley University.
- Brooklyn mob attack on pro-Palestinian protesters resulted in injuries.
- Coordinated threats against HBCUs after Kirk assassination escalated into violence.
- Armed standoff in Montana with anti-government militia.
- Political extremist attempted bombing at ICE facility in Texas.
- Campaign office arson attack in Florida destroyed Democratic HQ.
- Shooting at climate protest in Washington state wounded several activists.
- Arson attack on a congressional candidate’s office in Kansas.
- Political gunman attacked a union hall in Pennsylvania.
- Mosque attack in Illinois foiled by security.
- Sikh temple shooting attempt in California left worshippers injured.
- Election certification officials attacked in Wisconsin.
- White supremacist gunman opened fire at a Juneteenth celebration in Georgia.
- State legislator’s office in Texas set on fire in extremist attack.
- Armed extremist stormed a city council meeting in Idaho.
