They did not try to stop it due, to already bad relations with the soviets, plus if you look at a map of divided Germany you can see that they were deep into the soviets territory. <span />
The Berlin Act was a work product of the Berlin Conference of 1884 wherein Otto Von Bismarck entered Germany into the mix for the colonization of Africa.
The Berlin Act marks the beginning of the true formal scramble for Africa as European Nations fought for land on the African continent.
He ordered barley because barley is used in producing beer and whisky and he wanted to drink alcohol because he liked it. He therefore changed one of the commandments from no animals shall drink to no animals shall drink to excess because it suits his needs. It's just one of the many commandments that he changed.