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  The 31-year-old won the 13.1-mile race in 59 minutes, 32 seconds, to knock 20 seconds off the record set 14 years ago by Spain's Fabian Roncero.
  Farah, also world champion at 5,000m and 10,000m, beat Kenya's Micah Kogo.
  The world record of 58:23 was set by Eritrea's Zersenay Tadese in the 2010 edition of the Lisbon race.
  Farah's only world record is the two-mile indoor mark he set at the Birmingham Grand Prix last month.
  He clocked a time of one hour exactly in winning 2014's Great North Run, becoming the first British man to win the North East's famous half marathon for 29 years.
  Kenya's Kogo, the 10,000m bronze medallist from the Beijing Olympics in 2008, was one of six men lining up against Farah to have already run under 60 minutes for the distance.
  There was also British success in the wheelchair races for David Weir and Shelly Woods who continued their preparations for next month's London Marathon, which also doubles as the IPC World Championships.
  Weir beat Swiss rival Marcel Hug in a photo-finish while Woods got the better of British rival Jade Jones.
target: Double Olympic champion Mo Farah has won the Lisbon half marathon in a new European record time, becoming the first Briton to break 60 minutes.