Iranian Crown Jewels of nearly a decade, Nader Shah Afshar successfully drove the Afghans from Iran. In 1738, the Shah launched his own campaign against the Afghan homeland. After taking and raiding the cities of Kandahar and Kabul as well as several principalities in far-off northern India, and sacking Delhi, the victorious Nader Shah returned to Iran with what remained of the plundered crown jewels as well as several other precious objects now found in the Iranian Treasury. These included diamonds, emeralds, rubies, sapphires, and other precious gemstones. Four of the most prominent acquisitions from this conquest were the Koh-i-Noor and Darya-ye Noor
Prussian Crown Jewels with the lavish, heavily bejewelled crowns of other monarchies (e.g. British, Russian), the Prussian crown jewels were sometimes described as "rather plain". The regalia includes: In the absence of further state regalia for the German Empire (1871–1918), the older royal Prussian Crown Jewels were sometimes also regarded as the German Crown Jewels: Prussia became a part of the German Empire in 1871 and its king also became German emperor. The German Empire became a republic in 1918 and, at the same time, Prussia became part of the federal republic. Most of the Prussian regalia are on public display in the