I’m 3/4 Slovak. I am a slav even if I didn’t want to be it’s just what I am. I literally belong to haplogroups R1a m458. A specifically western Slavic haplogroup. U r what u r. Culture plays a part to but so does genetics. Just like a German Shepherd is a German Shepherd u have Slavic ancestry. So of course u can not only consider ur self at least part slav but no that u are