Answer:
Santo Niño
Explanation:
Ati-than Sinulog festival is celebrated in honor of the "Santo Niño."
Santo Niño is the Philippines word for Holy Child or Infant Jesus. The celebration is usually conducted every third Sunday of January. It is usually observed in Kalibo. It is also common around the province of Aklan, Panay Island. Both Christians and Non-Christians joined the festival period.
Hence, the answer to the question is Santo Nino.
The kingdom went into decline from the mid-16th century CE when the Portuguese, put off by the interference of Kongo's regulations on trade, moved their interests further south to the region of Ndongo. The latter kingdom had already defeated a Kongo army in 1556 CE.