Meskó became one of the three leaders of the amalgamated Hungarian National Socialist Party in 1934, alongside Sándor Festetics, who had his own Hungarian National Socialist People's Party and Fidél Pálffy, whose group already bore the Hungarian National Socialist Party name.
In 1934, Meskó joined the amalgamated Hungarian National Socialist Party along with Sándor Festetics, who led his own Hungarian National Socialist People's Party and Fidél Pálffy, whose group was already named the Hungarian National Socialist Party.