Misc: what cartoon featured a boy with a community of tiny people living in his wall?

Questions

Frederick William I, king of Prussia, born.?

Napoleon Bonaparte (Corsica), resident of Elba (Emperor of France 1804-13, 1814-15), born.?

Sir Walter Scott, Scottish novelist, poet (Lady of Lake, Ivanhoe), born.?

T. E. Lawrence, writer (aka Lawrence of Arabia), born.?

The Panama Canal opened to traffic.?