I think they were referring to Chia Thye Poh and various other crackdowns of "commie scum" boogiemen. Its worth noting Singapore only became a country in the 60s.
As a result, and without ever facing indictment or criminal trial, he became one of the longest-serving political prisoners in the world. Restrictions on his civil rights remained in force for more than 32 years following his arrest, and the duration of his detention was often compared to that of Nelson Mandela, who spent over 27 years in prison following his conviction for treason, sabotage and other political crimes.[1]
(NCMPs kinda sorta address the issue of a single party system. Feels more like a bandaid at best and controlled opposition at worst)
Singapore is small and the government is heavy handed in anything drug related. A "massive" anti drug sweep netted less cannabis than the smuggler in this post had.
Singapore makes it extremely clear this is the punishment for smuggling any drugs.
This is what the paper disimberkment form used to look like before they switched to an electronic version. I think the electronic version says something similar.
...claims CENTCOM