It’s true. Aside from the example you gave, there are many instances showing that he’s not fond of America.

Sources: Hetarchive, In just two minutes you can grasp the exterior of the European Economy + Hetarchive, Lithuania’s Outsourcing Series (The Great Depression) + Volume 3 + Hetarchive (Bamboo Thicket, eng trans., Nov 3rd, 2013). 

Although, what’s interesting is that America’s pets (and other pets) are fond of Spain. 

Source: Hetarchive, April Fools’ 2011 Event.