LONDON - Irish militants opposed to the peace process with Britain warned of a bomb in central London onMonday, a day before Queen Elizabeth makes a historic visit toIreland, security sources said.
"A bomb threat ... has been received relating to centralLondon today. The threat is not specific in relation to locationor time," London police said in a statement.
A security source said the caller had used a codeword knownto the police, lending credibility to the threat.
The warning came on the eve of the first visit to Ireland bya British monarch in a century and a week before US PresidentBarack Obama makes a state visit to London.