By DAVID RIVKIN, JOHN YOO, Sept. 6 2015 in the Los Angeles Times

Donald Trump’s call to end birthright citizenship has roiled the Republican presidential primary. Jeb Bush, John Kasich and Marco Rubio embrace the traditional view that the Constitution bestows citizenship on anyone born on U.S. territory. Ben Carson and Rand Paul agree with Trump that Congress could dismantle birthright citizenship by itself. Meanwhile, Ted Cruz acknowledges birthright citizenship but seeks a constitutional amendment to abolish it.

Conservatives should reject Trump’s nativist siren song and reaffirm the legal and policy vitality of one of the Republican Party’s greatest achievements: the 14th Amendment. Under its text, structure and history, anyone born on American territory, no matter their national origin, ethnicity or station in life, is a U.S. citizen.

Although the original Constitution required citizenship for federal office, it never defined it. The 14th Amendment, however, provides that “all persons born or naturalized in the United States, and subject to the jurisdiction thereof, are citizens of the United States and of the state wherein they reside.” Congress did not draft this language to alter the concept of citizenship but to affirm American practice dating from the origins of our republic.

With the exception of a few years before the Civil War, the United States followed the British rule of jus solis (citizenship defined by birthplace) rather than the rule of jus sanguinis (citizenship defined by that of parents), which still prevails in much of continental Europe. As the 18th century English jurist William Blackstone explained: “The children of aliens, born here in England, are generally speaking, natural-born subjects, and entitled to all the privileges of such.” Read more »