US researchers may have discovered a mass grave for nearly five dozen 19th Century Irish immigrants who died of cholera weeks after travelling to Pennsylvania to build a railroad.

Legal history was made in an Irish court today when an Irish businessman was arraigned by a US Federal judge via international satellite video link in relation to a corporate accounting scandal which wiped more than $1bn from the share price of communications giant Enterasys.

Four young Irishmen who were thought to have perished in the World Trade Centre terror attack have been found alive in a New York hospital, it emerged tonight.