The first four Caliphs were Abu Bakr<span>, </span>Umar<span>, </span>Uthman<span>, and Ali
x</span>
Lincoln wanted all the Confederate States to join back the union and he did that by issuing the Emancipation Proclamation which basically stated that if the Confederate states did not join the Union by January 1, 1863 then all slaves would be freed.
Recognizing the sovereignty of the Vatican State.
This means that people will not follow that law specifically if it is ridiculous or discriminates against a group of people.