Having mastered the basics of classical dance thanks to him,[4] Tatiana returned to Yegorova, with whom she studied until the age of fourteen.

She performed with the Russian ballets of Colonel W. de Basil[14] in Great Britain, in Australia,[15] then in the United States (Los Angeles and San Francisco).

In 1941, she made her debut, at the 51st Street Theater in New York City, in Balustrade under the direction of Stravinsky and George Balanchine, with whom she remained friends for the rest of her life.

In 1945, in Rio de Janeiro, Tatiana and her friend Anna Volkova were offered a lucrative four-month contract with the Copacobana casino which had its own theater and choreographer.

In particular, she performed ballets by the choreographer such as Les Présages, at the Paris Opera, at the invitation of Rudolf Nureyev, in 1989; Choreartium, in Birmingham in 1991; The Beautiful Danube, It also passes in England, where it is awarded, in the United States and in the Netherlands.

[20] In Buenos Aires, she meets Luís Honold Reis, a Brazilian aristocrat, industrialist, owner of coal mines in Rio Grande do Sul.

But it was in Rio, in 1944, that their relationship began, despite Leskova's young age and the fact that Luís was married to the French Giselle Zucco.