Final answer:
Ramses II was a New Kingdom pharaoh celebrated for his magnificent construction projects like Abu Simbel, military campaigns, and role as a peacemaker, particularly through the peace treaty with the Hittites.
Step-by-step explanation:
The statements that correctly describe Ramses II are that he indeed built great and magnificent structures, including temples, was a military leader and peacemaker, and was a New Kingdom pharaoh. Ramses II, also known as Ramses the Great, was known for his extensive building programs, his military campaigns, and his attempts to maintain Egypt's borders. Notably, he constructed impressive monuments such as the two temples at Abu Simbel, and after a failed attempt to retake Qadesh, he brokered a peace treaty with the Hittites, showcasing his role as both a military leader and a peacemaker. His era, a part of the New Kingdom, was marked by territorial expansion and impressive architectural achievements that celebrated the accomplishments of the pharaohs.