Yes, it does.
Christian, Denomination: Orthodox Catholic, he's from Ukraine, the majority are Catholic there or Russian Orthodox which is a part of the Catholic Church.
There is an Orthodox Church and a Catholic Church. There is no Catholic Orthodox Church.
Yes, in that they both originated with the Catholic Church, went into schism, while retaining valid Orders and valid sacraments: to that extent they are alike, although the American Catholic Church, which is derived from the Old Catholic Church, a schismatic group that went into schism after the First Vatican Council, is not in communion with the Catholic Church nor the Orthodox Church. The American Catholic Church is in communion with the Anglican Church meaning, when all is said and done, they are yet another protestant church, while the Russian Orthodox remains Catholic to a degree.
No, Orthodox churches are where persons of Greek or Russian Orthodox faith worship. Like the Church of England, the Orthodox also separated from the Roman Catholic Church on matters of doctrine.
It is called the Orthodox Catholic Church, also known as the Eastern Orthodox or Greek Orthodox Church. It is not however affiliated with Rome or the Roman Catholic Church. They are 2 separate, but similar religions. They believe God is the ultimate head of the Church and recognize no Pope.
Assuming no divorce has taken place, which would require an annulment, yes, if you have changed from Orthodox to Catholic it would be possible to renew your wedding vows in a Catholic Church. There would be no need for a full blown wedding, however, as the Catholic Church does accept the sacraments of the Orthodox Church as valid.
The Russian Orthodox Church does not ordain priests.
Lawrence Barriger has written: 'The American Carpatho-Russian Orthodox Greek Catholic Diocese' -- subject(s): American Carpatho-Russian Orthodox Greek Catholic Diocese in U.S.A., History, Orthodox Eastern Church
There were two main churches: Roman Catholic and Orthodox. - UPDATE - Actually there were three main churches at the time, the Roman Catholic Church, Eastern Orthodox Church and Oriental Orthodox Church. The Oriental Orthodox Church was the first church to break away from the Orthodox Church (Eastern Orthodox Church) in 451AD followed by the Roman Catholic Church in 1054AD.
Russian Orthodox Church
Russian Orthodox Church in America was created in 1927.