The present essay deals with Slovak-Slovenian contacts from the beginning of 1860s to the end of the 19th century. Cultural and political situation of two nations during the mentioned period is compared. The author describes their cultural collaboration through the national Maticas (national advancement leagues) as well as through the Slovak Museum Society. He presents life of the pharmacist family Ubald Trnkóczy coming from Slovakia. He pays attention to the articles published in Slovak periodicals which brought the information about a national movement of Slovenians. The contacts of several Slovak personalities with representatives of the Slovenian national movement are dealt with and a special attention being focused on Ondrej Bella, the first known translator of Slovenian belles-lettres into Slovak. Finally, a review of articles about Slovaks published in the Slovenian political journals 'Slovenski narod' and 'Slovenec' is presented.