Final answer:
Julius Caesar, a Roman leader, came into power as a military general and implemented various reforms. Despite his successful rule, Caesar was assassinated due to concerns about his growing power.
Step-by-step explanation:
A Roman leader who came into power through various means was Julius Caesar. He initially gained popularity as a military general, conquering territories and extending the Roman Empire. Caesar's time in power was marked by significant changes, including the implementation of political and social reforms, such as the Julian calendar. However, his growing power and ambitions led to concerns among the Roman Senate, and eventually, a group of senators assassinated him in 44 BCE.
Learn more about Julius Caesar's rise to power and his rule in ancient Rome