This included persistent allegations about Keane's commitment to the Irish soccer team.

For much of his career, Armstrong faced persistent allegations of doping.

But the persistent allegations of a brutal pattern of torture, assassination, complicity in massacres - all this, he argues, is political propaganda.

The school was also the subject of persistent allegations of abuse in their behavioral modification program.

Lane then worked several jobs in California, Idaho, and Montana but was haunted by persistent allegations that he was a horse thief.

The 74-year-old former leader, whose 1989-1999 administration was marked by persistent allegations of corruption, acknowledged the account only last year, after repeated denials of its existence.

His resignation followed persistent allegations that he had been an informer for the "Stasi" (the East German state security police) during 1981-88.

For much of his career, Lance Armstrong faced persistent allegations of doping, but until 2010 no official investigation was undertaken.

That has led to persistent allegations of a bungled investigation and possible cover-up.

He won presidential elections in November 1995 and April 2000 with large majorities, but there were persistent allegations of vote-rigging.