That meaning, it is interferring the constitutions of different muslim counteries:

1 – where slavery is allowed and not forbidden and as consequence we are speaking about different social classes with opression depends on religion rules from quran book itself.
2 – No equality beyween men and women under quranic rules, where a woman is half of a man in best way.
3 – The pedophilia is allowed and going on in islamic rules under rules of underages marriage, and the best example as idiol is the story of Muhammed himself, at age 53 years old he married to girl of 8 years ‘Aisha’ !I
4 – Cutting the heads of infidels.
5 – Killing the polytheist, including the chretians who saying that Jesus is the son of God, or he is the God himself.
6 – Terrorising the enemy of God by military action, depending on muslim book Quran, itself.
7 – Cutting hands of thieves, which can to progress until beheading, after repeating.
8 – Flagellation of unmarried fornicated people.
9 – Stoning to kill the married people.

And there are lot of bizzard and unfair things in islamic religion, such as, booked people should pay boutins in dishonored and humbling way, no equality between muslims and the no muslims is islamic state, no chance ever and forever to no muslims to be president in that islamic state … ect