Answer:
A. Spain
Explanation:
United States signed Adams-Onis Treaty with Spain by accepting the agreements made by both the nations. John Quincy Adams gave two proposals to Spain to opt for either of them. The first demand was to build control over East Florida and the other was to give it up to the United States. The option of giving up Florida to United States was agreed upon by Minister Onis and Secretary Adams . This treaty is also known as Transcontinental Treaty and was signed in 1819.
He wanted to end slavery at the same time
The third nation created on the Indian subcontinent is Bangladesh.
Bangladesh managed to get its independence in 1971, and formed a provisional government in April the same year in Mujibnagar. The government was in exile afterwards in Calcutta. The independence came after a war with Western Pakistan, and a a genocide over the population in Bangladesh.
Europe, Asia, Africa are the first three
