Answer:
The British Empire
Explanation:
The British Empire was the great power that had the biggest empire in the 19th century.
So what I've learned in the past is the operators have made an error ( in Mark II) and when that happened that's when the term bug came!
I don’t see a picture so I can’t help :(
Do you have the options? If not I'd say European Imperialism was started by Portugal.
England or america i think