Last Week Tonight with John Oliver Season 4

One year after the presidential election, John Oliver discusses what we've learned so far and enlists our catheter cowboy to teach Donald Trump what he hasn't.

State and local governments offer large financial incentives to attract employers to their part of the country. John Oliver explains what communities get, or often don't get, in return.

John Oliver explains why our federal system for financing flood recovery perpetuates a pattern of destruction and why you should never offer a tortilla chip to a seagull.

John Oliver discusses the massive impact of the cybersecurity breach at Equifax and their massively misguided attempts to mitigate the damage.

Confederate symbols are still celebrated despite the ugly history they symbolize. John Oliver suggests some representations of southern pride that involve less racism and more Stephen Colbert.

Forensic science used in criminal trials can be surprisingly unscientific. Maybe a new television procedural could help change the public perception.

Big businesses are getting even bigger thanks to a rise in corporate mergers. John Oliver explains why that could make you want to physically destroy your cable box.

Donald Trump issued his first presidential pardon to the last person who should get one. John Oliver discusses the troubling record of former Arizona sheriff Joe Arpaio.

Nuclear waste poses a serious threat to public health if it's not stored in a safe place. John Oliver explains why the United States desperately needs to build a metaphorical toilet for all that waste.

As nuclear tensions continue to escalate between the United States and North Korea, John Oliver enlists "Weird Al" Yankovic to perform some accordion-based diplomacy.

Donald Trump's plan to hire more Border Patrol agents could lead to more corruption and misconduct. If only their recruitment ads were designed to attract the most suitable applicants.

Alex Jones is known for pushing conspiracy theories, but he also spends a lot of time promoting his own products. John Oliver and a “doctor” “from” M.I.T. test out his marketing strategy.

Sinclair Broadcast Group is the largest owner of local TV stations in the country. That's alarming considering that they often inject political views into local news.

The benefits of vaccines far outweigh the minuscule risks, but some parents still question their safety. John Oliver discusses why some people may still feel uncertainty about childhood vaccinations.

We’ve heard a lot of talk about coal miners in the last year, but what are the real issues surrounding coal? John Oliver and a giant squirrel look into it.

In the wake of a divisive election, the UK will begin the process of leaving the European Union. John Oliver and an intergalactic space lord propose a plan.

Donald Trump plans to withdraw the United States from the Paris agreement on climate change. That's bad news for anyone who happens to live on this planet.

John Oliver discusses the shocking magnitude and potential impact of the latest revelations surrounding the Russia investigation.

For-profit dialysis companies often maximize their profits at the expense of their patients. John Oliver explores why a medical clinic is nothing like a Taco Bell.

Equal access to online information is once again under serious threat. John Oliver encourages internet commenters to voice their displeasure to the FCC by visiting www.gofccyourself.com.

Ivanka Trump and Jared Kushner hold an incredible amount of political power. That's troubling considering their incredibly small amount of political experience.

The presidential election in France could determine the political future of Europe. John Oliver visits an excessively French bistro to deliver an urgent message to voters.

Lawmakers often reshape voting districts to shift the balance of political power. That's unfair to voters, even those of us with questionable judgment.

Under federal law, even legal marijuana is illegal. John Oliver explains why conflicting drug laws pose serious problems.

Donald Trump's federal budget plan proposes large funding cuts with largely negative consequences. John Oliver examines the troubling priorities of the new administration.

The Republican health care bill could leave many Americans without affordable coverage. Last Week Tonight's catheter cowboy returns to morning cable news to explain that to Donald Trump.

Tibetan Buddhists have suffered deep persecution by the Chinese government. John Oliver sits down with the Dalai Lama to discuss China, the conditions in Tibet, and horse milk.

Congressional Republicans could soon vote to repeal Obamacare. John Oliver explores why their replacement plans are similar to a thong.

Vladimir Putin is known as a ruthless leader and master manipulator. John Oliver enlists a group of singing dancers to explain that to Donald Trump.

Donald Trump spreads a lot of false information thanks to his daily consumption of morning cable news. If only we could sneak some facts into the president’s media diet.