Ghana played a significant in africa's growing nationalist movement when

It became the first independent state in the south of Africa.

Explanation:

In 1957, Ghana, formerly the Gold Coast, became the first sub-Saharan African nation to obtain its independence from European rule. Between then and up to 1966, Ghana developed a series of African nationalist parties and it assisted them in obtaining independence and in extending their power. Ghana even gave them financial support and it provided political training. Furthermore, some institutions were created, such as the Ideological Institute of Winneba, developed to teach how to work for nation building.

because their parents smoke while in labor