2 Admins of Hansa were arrested in Germany and shortly after Hansa was compromised after the servers were raided in Lithuania. Alphabay's owner was found dead in a Thai jail after the servers were raided in Canada.
"More than two-thirds of the quarter million listings on the two sites were for illegal drugs, said Sessions. Other illicit wares for sale included weapons, counterfeit and stolen identification and malware. The police agency Europol estimates AlphaBay did $1 billion in business after its 2014 creation."
Links:
Reddit -https://www.reddit.com/r/DarkNetMarkets/comments/6oi25f/english_translation_of_dutch_interview_with_the/
https://www.reddit.com/r/DarkNetMarkets/comments/6oocii/tor_traffic_confirmation_attacks/
Hansa - http://hansamkt2rr6nfg3.onion
Alphabay - http://pwoah7foa6au2pul.onion/
Police Website - http://politiepcvh42eav.onion/