Ever since its founding in 1948, the Democratic People's Republic of Korea has maintained an aggressive and bellicose international security posture. Today, fully two decades after the end of the Cold War, North Korea's external defense and security policies look arguably more extreme and anomalous than ever.

Every serious study of U.S. infrastructure has reached the same conclusion: More investment is needed -- and fast. But with Sen. Jeff Bingaman's amendment to the highway reauthorization bill, the Senate effectively penalizes states for using innovative infrastructure financing.

Given the Postal Service's fiscal crisis, and the need to adjust to market realities, it is time to put the Service on a course toward meaningful structural change that will give it the ability to adjust to demand for its core activity of delivering physical mail.

As co-authors of Why ObamaCare Is Wrong for America,we strongly recommend that the Affordable Care Act of 2010 should be repealed and replaced as soon as possible.

The Postal Service needs to be converted into a regular business, facing market competition and disciplined by active, focused shareholders. It must be permitted to reduce its high and rigid costs, and to adjust to the realities of a new communications marketplace. This should be done through de-monopolization, corporatization, and eventual privatization, as has been done in many other countries.

How to solve the problems of the U.S. Postal Service.

The U.S. Postal Service serves as an example of where advocates of big government will take this country, and if tea party activists want to fix the country, they should start by privatizing the Postal Service.

Because of the Obama administration's reluctance to confront this looming threat, others—such as the Republican presidential candidates—must begin preparing the case for a military strike to destroy Iran's nuclear program.