“Even the smallest person can change the course of the future,” is a line that I absolutely love from The Lord of the Rings movies. It’s inspirational because it makes us feel like our actions really do matter and that we always have a purpose in life (even if we’re not always aware of it). However, this is a double-edged sword and works both ways: tiny events have the potential to change things for the better or to create a chain reaction that causes a catastrophe.
The Bored Panda team has collected a list of internet users’ opinions about the biggest butterfly effects in history. From who accidentally caused the First World War to theories about what caused the fall of the Berlin Wall, Brexit, the rise of Lego, and beyond. Check out the most intriguing theories below and upvote the ones that you enjoyed the most. We also can’t wait to hear what you think of them. Got any butterfly effect theories yourselves, dear Pandas? Be sure to share your hypothetical scenarios in the comments.