You are moving goalposts. These guys were not enslaved, they signed up voluntarily.
In both cases, the word is out and these people should have known better, but maybe they were desperate, or naive, I think we can have a little human empathy.
This would be worth of sympathy if this would happen in 2022/2023. This bait and switch is years old. Kenyans have access to internet, they can use google and quickly find out what happened to others who took the "job". Most of them would be found on CombatFootage, lucky ones would be found in Ukrainian channels doing interviews with POWs