Despite having been discovered in Uganda for almost 60 years, <20 human cases of Zika infection were reported before 2007. The massive epidemics in the Pacific islands associated with the ZIKV Asian lineage in 2007 and 2013 were followed by explosive outbreaks in Latin America in 2015.
Zika fever and congenital Zika syndrome: An unexpected emerging arboviral disease
Jasper F.W. Chan, Garnet K.Y. Choi, Cyril C.Y. Yip, Vincent C.C. Cheng, Kwok-Yung Yuen, Journal of Infection, May 2016