On December 17 , 1996 , Giampietri was taken hostage by the Túpac Amaru Revolutionary Movement ( MRTA ) during the Japanese embassy hostage crisis . Key to the success of the rescue operation was the intelligence provided by Giampietri , admiral of the Peruvian Navy at the time and former commander of a special operations group . He received and distributed hundreds of bugged items in the building and himself communicated by radio with the Peruvian military
Japanese embassy hostage crisis
Japanese embassy hostage crisis
Luis Giampietri