It was passed in 1955 but other laws had already been used to charge people with 'administering an illegal oath' in the years before.
A thread.
ilo.org/dyn/natlex/doc…
"Any oaths for us is fine, anything else and you are not above this very old law."
By '69, there was a new enemy to fight (the Luo), and now Mboya and Kodhek were dead.
His son must be grateful to have such a worthy inheritance (and men willing to break laws on his behalf).
Long Live the Prince!