What impact have major comic book events or crossover series, like DC's "Crisis on Infinite Earths" or Marvel's "Secret Wars," had on the continuity and development of their respective universes?
What are some of the most significant contributions of independent and small-press comics to the medium, and how have they influenced mainstream comic storytelling?
Can you explain the significance of the "ligne claire" art style pioneered by Hergé in Franco-Belgian comics, and how has it influenced other artists and genres?
What role do comic festivals, such as the Angoulême International Comics Festival in France, play in promoting Franco-Belgian comics within Europe and internationally?
How have modern European comics evolved in terms of themes and styles, and what are some emerging trends or notable contemporary graphic novels in the Franco-Belgian tradition?