This country sponsored Columbus' 1492 voyage colonized most of Central and South America and fought a brief and unsuccessful war against the US in 1898.?

The country that sponsored Columbus' 1492 voyage, colonized most of Central and South America, and fought a brief and unsuccessful war against the US in 1898 is Spain. Spain's colonization efforts resulted in vast territories in the Americas, significantly impacting indigenous cultures and economies. The conflict with the US in 1898, known as the Spanish-American War, led to Spain losing its remaining colonies, including Puerto Rico, Guam, and the Philippines.