@realDonaldTrump: To Iranian President Rouhani: NEVER, EVER THREATEN THE UNITED STATES AGAIN OR YOU WILL SUFFER CONSEQUENCES THE LIKES OF WHICH FEW THROUGHOUT HISTORY HAVE EVER SUFFERED BEFORE. WE ARE NO LONGER A COUNTRY THAT WILL STAND FOR YOUR DEMENTED WORDS OF VIOLENCE & DEATH. BE CAUTIOUS!

Most Read on the Bloomberg Terminal (Last 8 Hours): U.S.-Iran Tensions Simmer as Trump and Rouhani Trade Threats (Bloomberg)

Possibly One Less War to Worry About: Fears of Currency War Ease After Mnuchin’s Two Days in Argentina (Bloomberg)

German Finance Minister Olaf Scholz Emerging as Surprise Winner Of Germany’s Year of Political Turmoil. Merkel’s Biggest German Ally Could One Day Be Her Biggest Threat (Bloomberg)

Facebook Doubles Down on London with Space for 6,000 Workers (Bloomberg)

The Story Behind Google’s Secret Offer to Settle EU’s Android Probe (Bloomberg)

Get Smart Today: Bloomberg has launched a free “Foundations of Machine Learning” online course to make machine learning skills more accessible to software developers, experimental scientists, engineers and financial professionals. Take the course here.

Mayor of the World: Bloomberg program at Kennedy School has worked with officials to govern more effectively. (The Harvard Gazette)

Headlines from around the world.

South China Morning Post: Why China’s tech-savvy millennials are quitting WeChat

Bloomberg: Top Japanese Official Has No Interest in Trade Deal With Just the U.S.

Japan Times: Relentless heat wave pushes temperatures to record highs in Japan

The National: Donald Trump and Mike Pompeo slam ‘mafia-like’ Iran

The Guardian: No-deal Brexit risks “civil unrest”, warns Amazon’s UK boss

The Week Ahead.

Monday, July 23
-U.S. Secretary of State Michael Pompeo and Secretary of Defense James Mattis hold a strategic consultation with their Australian counterparts, Julie Bishop and Marise Payne, in Palo Alto, California through July 24.

-Philippines President Rodrigo Duterte delivers his third State of the Nation address and will outline his legislative agenda for the next 12 months.

Tuesday, July 24
-Secretary of State Michael Pompeo hosts the Ministerial to Advance Religious Freedom event at the State Department in Washington. Through July 26.

-Mexico hosts the Summit of the Pacific Alliance in Puerto Vallarta. Outgoing President Enrique Pena Nieto joins President-elect Andres Manuel Lopez Obrador to meet with leaders from Peru, Colombia and Chile through July 25.

-CSIS Energy & National Security Program hosts EIA Administrator Linda Capuano, who’ll present EIA’s International Energy Outlook 2018.

-Asian Corporate Governance Association releases its 2018 report on China.

Wednesday, July 25
-Pakistan holds national elections. Former cricket star Imran Khan has had the edge in recent opinion polls while another main contender, former PM Nawaz Sharif, is in jail and disqualified from running.

-South Africa President Cyril Ramaphosa hosts leaders of fellow BRICS nations — Brazil, Russia, India and China — for a summit in Johannesburg. Through July 27.

-European Commission President Jean-Claude Juncker and EU trade chief Cecilia Malmstrom meet with President Donald Trump to discuss averting a new round of U.S. tariffs on European car imports in Washington.

-Secretary of State Michael Pompeo testifies to the Senate Foreign Relations Committee on Donald Trump’s recent summits with North Korea’s Kim Jong Un and Russia’s Vladimir Putin.

-Mexico’s second stock exchange, BIVA, begins operations — the first competitor in modern history to Mexico’s Bolsa. It will operate over NASDAQ technology.

Thursday, July 26
-The European Central Bank rate decision.

-Talks to renegotiate the North American Free Trade Agreement restart in Washington. Negotiators from Mexico, the U.S. and Canada will attend.

Friday, July 27
-21st Century Fox shareholders vote on Disney’s $71.3 billion bid for the company’s entertainment properties. Also, a U.K. panel will review the value of Fox’s stake in British pay-TV channel Sky, which could add billions to the offer.

-French President Emmanuel Macron, Spanish Prime Minister Pedro Sanchez, and Portuguese Prime Minister Antonio Costa discuss energy interconnections in Lisbon.

-Total lunar eclipse. The Moon will pass through the Earth’s shadow and appears rusty or blood red. The eclipse will be visible over most of Europe, Africa and parts of Asia and Australia.

Saturday, July 28
-Hungarian Prime Minister Viktor Orban speaks at a ruling party meeting in an ethnic-Hungarian enclave in Romania, a venue he’s used for previous contentious remarks.

From NI WEEKAHEAD on the Bloomberg Terminal.

Best of late night.

“Trump said he wants to have another meeting with Putin and this time he wants to host Putin in Washington. Then Melania was like, ‘He can have my room.”
—Jimmy Fallon

“Microsoft said they actually caught Russia trying to meddle in the midterm elections. The Russians knew they were busted when Clippy the paper clip popped up and said “It looks like you are trying to hack an election.”
—Jimmy Fallon

On Trump’s comments about Montenegro and NATO:

“Maybe we should defend Montenegro because they are currently… Fighting alongside U.S. soldiers in Afghanistan. I’m guessing things just got real awkward on the battlefield: Hey, sorry my president just said your country is not worth defending. Anyway, I’m going in. Cover me?”
—Stephen Colbert