The Brexit vote occurred three days ago, but the losing side already wants a new referendum. An online petition to Parliament has already produced 3,000,000 signatures, but about 77,000 have been removed as being fraudulent. Many signatures have come from outside the United Kingdom, including 39,000 from Vatican City, even though that country has only about 800 citizens.
As an American, I recognize the right to petition my government for redress of grievances, but petitioning someone else's government is another matter entirely.
Read more at The Telegraph, The Guardian and the Mirror.