And yet, there are those smug self-righteous Europeans who look down their noses at us when some of us in the US say it should be modified here.
Britain does not automatically give British citizenship to people born in the country, contrary to online suggestions.
Social media posts in January implied Britain should follow U.S. President Donald Trump's plan to abolish birthright citizenship.
Birthright citizenship, which is part of the U.S. Constitution, opens new tab, means anyone born in the country is considered a citizen at birth.
"In one of his first acts as President again, Trump revoked birthright citizenship to end the right to citizenship for the children of immigrants born in the US," said the Jan. 21 post on Facebook, opens new tab. "Should the UK do the same?"