I tried so hard to understand what nepotism is. So I asked my Guru, Dr Google. Below is what I exactly and directly copied from Dr Google.
nepotism
ˈnɛpətɪz(ə)m
noun
The practice among those with power or influence of favouring relatives or friends, especially by giving them jobs.
"His years in office were marked by corruption and nepotism".
Now I know and I think you're talking about yourself Tun. You've been in the Guinness World Of Book Of Records to be the longest Prime Minister for 22 years. Tak Ingat? Tak Tahu?