FOUR Dutch nationals were arrested after the National Police raided a cannabis club in Alicante City.
The four men are aged between 44 and 56, and live in Alfaz del Pi and Alicante.
Police seized more than 100 kilograms of cannabis, 550 cannabis plants, a firearm and a large sum of money.
The men have been charged with drug trafficking, membership of a criminal organization, fraud, and the illegal possession of weapons.
National Police contacts with their counterparts in the Netherlands revealed that one of the men is suspected of being involved in three killings in Holland, whilst another is said to be a member of a notorious motorcycle-gang.