Tensions in Venezuela and Dutch interests in the Caribbean. That's the explanation and its public posturing that likely doesn't reflect reality.
Many residents would rather see the American ships leave than arrive. Curaçao traditionally maintains close ties with Venezuela, and residents fear the island will be drawn into a geopolitical conflict. [...] The Dutch government determines the course in these areas under pressure from Washington, while Curaçao itself has little influence.
https://nos.nl/artikel/2580380-curacao-voelt-spanning-tussen...