Family is a common theme. Since America and Canada are often depicted as brothers in Hetalia, fanfictions explore their sibling relationship, like how they argue and make up.
One common theme is brotherly love. Since America and Canada are siblings in Hetalia, in these baby - themed fanfictions, they often show a pure form of brotherly affection.
Since lemon fanfiction involves inappropriate content, it's better to shift the focus to other aspects. You can try to find fanfiction that delves into the unique personalities of America and Canada in the Hetalia universe. Maybe stories about how they influence each other's development, or how their different national identities play out in their interactions within the story.
One popular 'hetalia little america and canada fanfiction' is 'The Adventures of Little America and Canada'. It often shows their cute interactions and how they grow up in the Hetalia universe.
I recall a fanfiction that focuses on the relationship between their guardians and Baby America and Canada. It shows how the two little ones grow up under different influences. The story is filled with both humorous and touching scenes, like when Baby America tries to imitate the grown - ups and Baby Canada is just there being his calm and observant self.
Another theme could be cultural exploration. America and Canada have distinct yet somewhat related cultures. Fanfictions might explore how they introduce their own cultural elements to each other, such as American pop culture influencing Canada or Canadian traditions being shared with America. This can create interesting and heartwarming stories that focus on mutual understanding and friendship.
It might be about Canada in the Hetalia universe going through a sudden change, like snapping. Fanfictions in the Hetalia fandom often take the existing personalities of the characters and push them in new directions. So this could be about Canada breaking free from his usual shy and reserved self and doing something unexpected, perhaps standing up to the more dominant nations in a bold way.
One common theme is friendship. It shows how America and the South American countries can form strong bonds in the Hetalia universe. Another is cultural exploration, as it delves into the unique cultures of South America from the perspective of Hetalia.
One common theme is the other nations' concern or lack thereof. Since Canada is often overlooked, sometimes the other characters are slow to realize he's sick. Another theme is Canada's own struggle with his illness in solitude. He might be used to taking care of himself and not wanting to bother others.