Probably, all western countries. They were so afraid of rising leftist movement so they decided to improve working conditions and adopt public and social services at some level to avoid loosing power.
In a way, every single county should be in the list, because Marx didn't talk only about socialism (which is obviously a horrible idea). He gave invaluable Economical insight into capitalism in his time and his works are reference to Economists to this day.
Communism in its purest sense is not practical, ends up giving the world dictators. But capitalism wouldn't work either. Countries who have the optimal blend of capitalism and welfare would be able to provide an overall quality of life to it's citizens.
Left wing: Diversity, shared resources, globalism and egalitarian communities will make everyone happy
Right wing: Strict separation of races an borders, no immigration, no globalism will make everyone happy
Primitive humans: Left wing and right wing belong to the same bird
The "Stop maiking stupid people famous" phrase should have been applied back in his days. The man wrote fiction, an utopic society, yet people worship him like he was a great philosopher and his ideas will save the world.
Riza Sembrano De Borja
John Priest
Malcolm King
Romel Cinco
Juvelyn Licaros
Kirsten Figueroa
Mirza Aman Ullah Baig
Sweetness Jones
Abdul Hamaccount
Kevin Robinson
Elizabeth Shaw
Debbie Litz
Sudeep Yadav
Grace Rogers
John Theos
Jacob Smith
Sammy Lee Stowers
Vera Chang
Mumtaz Sher