This post begins a series of weekly link roundups for links across the web to a diverse range of content. The linked content need not have been published in the past week. As always, linking does not imply endorsement.

• Keeping America Empty by Chris Hayes, an account of John Tanton‘s role in kickstarting the immigration restrictionist movement in the United States.
• C-SPAN debate on US immigration reform between Alex Nowrasteh and Robert Rector.
• UK visa bond for Indians, a news report by Amit Roy suggesting a real-world keyhole solution implemented by the United Kingdom government for the problem of visa overstays: UK visa applicants deemed at risk of overstaying visas will need to pay a bond that is returned to them when they leave the UK.
• Global Crossings: Immigration, Civilization, and America, a Cato event featuring Alvaro Vargos Llosa and Alex Nowrasteh, discussing a new book by Alvaro Vargos Llosa about immigration globally, with a special emphasis on evaluating the then versus now arguments used to justify immigration restrictions in the modern context.
• Our Stance on the Immigration Reform Bill: Support for Many Civil Liberties Provisions and Opposition to New Border Measures by Laura W. Murphy on the American Civil Liberties Union website, a description of the ACLU’s position on the immigration reform bill under consideration in the US Congress.
• Why British Pols All Agree on Immigration by Jamie Whyte in the Wall Street Journal, reminiscent of Bryan Caplan‘s Turning the Camera post on the political externalities of immigration.
• Here’s how the US population would change under immigration reform by Brad Plumer on the Washington Post’s Wonkblog, discussing demographic projections for what might happen if proposed immigration legislation under consideration in the US Congress were to become law.
• Two words for Tyler Cowen and Ilya Somin by Mencius Moldbug on his/her blog Unqualified Reservations.
• Avoid the need for spying using one not-so-weird trick by Ann Coulter, who argues for the “anti-keyhole solution” of closing the borders as a response to concerns of terrorism and also a solution to the domestic spying that Coulter argues is a response to these concerns.
• “What to do about Immigration” a debate between Bryan Caplan and Jan Ting in a Learn Liberty video.