Briefly describe the major milestones in the history of fireworks, including when and how they were first developed and how they have transformed over the years.

In china.

Explanation:

Fireworks originally were developed in ancient Liuyang, China in the second century B.C. It is believed that the first natural "firecrackers" were bamboo stalks that would explode with a bang when thrown in a fire because of the overheating of the hollow air pockets present in the bamboo. They were transformed with the passage of time with the advancement of technology so it leads to the creation of deadly explosives.

not to sure sdi, strategic defense initiative