Ukrainians
Spanish Dutch, It is the language most closely related to English.
The language most closely related to Castilian - what we know as "Spanish" - are probably other Romance languages spoken in Spain: Galician, Aragonese, Asturian, Extremaduran, Catalan, and other regional tongues (with the exception of Basque, which is in its own little category). Portuguese and Italian are very closely related too. French probably comes next, and Romanian trails behind it as a bastard half-sibling twice removed. I hope that's what you were looking for!
The majority of Russians in the world live in Russia, which is in Eastern Europe.
the Slavic People
Farsi is an Indo-European language, related to most of the languages of Europe, including English. Arabic is a Semitic language closely related to Hebrew.
Russian Orthodoxy
Yes. The entirety of humanity is related. It just happens that people from different ethnic backgrounds are typically less closely related than people from the same ethnic background. (Most countries are not monoethnic, for example, an Italian-American is probably more closely related to an Italian from Genoa and a Frenchman from Nice than his African-American neighbor.)
unification of italy during the 1800s
Atheism is most closely related to secularism.
Neutralism or naturalism is most closely related to realism.
The plant most closely related to the ginkgo is the conifers.
The plant most closely related to the ginkgo is the conifers.
Neutralism or naturalism is most closely related to realism.
The organism most closely related to the snake is the lizard.
It's most closely related to Estonian.Estonian, and Saami (Lapp)estonian
The sixteenth amendment is most closely related to the theme of economics.
The Realism Period is most closely related to the Gilded Age.