Axios

China accused the U.S. violating the trade deal that the world's two largest economies signed last month and vowed to take "resolute and forceful measures," per a briefing on Monday morning local time.

Why it matters: It's the latest sign of deteriorating relations between the two nations since their Switzerland meeting last month led to a deal to lower tariffs on each other for 90 days while they negotiated on trade.

Sunday's attack on demonstrators in Boulder advocating for Israeli hostages is part of an alarming trend of violence targeting Jewish individuals and pro-Israel advocates — incidents that some experts link to a rise in antisemitism.

The big picture: Antisemitic incidents in the U.S. have soared almost 900% in the last 10 years, and last year reached their highest level recorded in nearly half a century, Axios' Russell Contreras writes per a recent Anti-Defamation League (ADL) report.

A man accused of throwing Molotov cocktails at demonstrators advocating for Hamas to release its hostages has been charged with a federal hate crime, as the number of injured rose to 12, Boulder District Attorney Michael Dougherty said Monday.

The big picture: No victims died as of Monday afternoon following the Sunday attack in Boulder, Colorado, which is being investigated as terrorism, local police said. Multiple people were left with burns and at least two remain in the hospital, according to local authorities.

The FBI on Monday requested tips from the public on hospitals, clinics or practitioners performing gender-affirming surgeries to youth.

Why it matters: On the second day of Pride Month, the Trump administration puts gender-affirming care among transgender youth under close scrutiny.

MAGA influencers warned of dark forces at play — and the risk of dangerous escalation — as Ukraine celebrated a historic drone operation targeting Russia's bombing fleet.

Why it matters: President Trump has not publicly commented so far on Ukraine's stunning "Spiderweb" operation, in which more than 100 drones infiltrated air bases deep inside Russia and destroyed nuclear-capable bombers.

An attack in Boulder, Colorado, near a rally calling for the release of Hamas-held hostages in Gaza left eight people injured on Sunday in an attack that the FBI is investigating as terrorism, officials said.

The big picture: A suspect was taken into custody after witnesses reported that a man with "a makeshift flamethrower" yelling "free Palestine" threw an incendiary device into the crowd" during the attack, FBI Denver Special Agent in Charge Mark Michalek said at a Sunday evening briefing.

Some six months after South Korea was cast into a constitutional crisis by a stunning declaration of martial law, the nation will head to the polls Tuesday.

The big picture: The election in many ways will be a referendum on impeached President Yoon Suk Yeol and his party, as whoever wins will be tasked with mending a divided South Korea after months of turbulence.

President Trump used Sunday night's attack in Boulder, Colorado, to tout his administration's anti-immigration policies and bash former President Biden.

The big picture: The suspect entered the U.S. and sought asylum during Biden's term, but he's currently staying in the country illegally, per the Department of Homeland Security.

The Interior Department on Monday proposed to rescind Biden-era restrictions on oil and gas drilling in the National Petroleum Reserve-Alaska.

Why it matters: It's the latest Trump administration move to emphasize fossil fuels in a bid for U.S. "energy dominance."

President Trump's Truth Social account is full of jarring juxtapositions: major trade policy announcements and presidential nominations broken up by bizarre conspiracies and personal boasts.

Why it matters: The president's words matter, whether he's moving markets with tariff threats or spreading unfounded conspiracies about his political rivals, and the White House has mimicked Trump's bellicose online persona.

Hundreds of times a year, the U.S. Treasury auctions off debt securities — bills, bonds, and notes. This is how Uncle Sam borrows the billions needed to finance the government's deficits.

The big picture: Top financial and business leaders, including some who served at high levels in President Trump's first term, are increasingly worried that something could go awry.

Rep. Jerry Nadler (D-N.Y.) said Monday he will seek a congressional investigation after a Department of Homeland Security officer handcuffed one of his staffers at his office.

Why it matters: The incident — part of a series of confrontations with federal immigration authorities — has further escalated tensions between congressional Democrats and the Trump administration.

Celebrations of Juneteenth, the new federal holiday that honors the emancipation of enslaved people in Texas, are growing amid a general backlash on civil rights and discussions on racism.

Why it matters: Like Pride, companies are pulling back of diversity, equity and inclusion initiatives around race, and the Trump administration reinterprets Civil Rights-era laws to focus on "anti-white racism."

President Trump on Friday spoke for nearly an hour to workers at a U.S. Steel plant near Pittsburgh, crediting himself with saving their jobs by negotiating a "partnership" between their employer and Japan's Nippon Steel.

• Later that evening in Washington, D.C., he told reporters that he's neither seen nor approved a final deal.

Why it matters: Trump's decision to put the cart before the horse may have given Nippon some last-minute leverage.

The Supreme Court said Monday it would take on an Illinois case challenging the validity of mail ballots that arrive past Election Day.

Why it matters: Republicans have worked to restrict mail-in voting for years.

Transgender and gender-nonconforming people were the target of over half of all anti-LGBTQ+ incidents tracked by GLAAD over the last year in a new report.

The big picture: President Trump has singled out the transgender community in several executive orders, jeopardizing federal recognition for people's declared gender identity and access to services like gender-affirming health care.

The two most durable and decisive geopolitical topics of the 2020s are fully merging into one existential threat: China and AI supremacy.

• Put simply, America either maintains its economic and early AI advantages, or faces the possibility of a world dominated by communist China.

Why it matters: This is the rare belief shared by both President Trump and former President Biden — oh, and virtually every person studying the geopolitical chessboard.

The Department of Health and Human Services' watchdog identified more than $16 billion in overpayments, fraudulent billings and possible cost savings in health programs over a half year spanning the Biden and Trump administrations, including more than $3.5 billion to be returned to the government.

Why it matters: The semiannual summary, first shared publicly to Axios, comes as the Trump administration says it's prioritizing government efficiency and rooting out waste, fraud and abuse.