In which year did the Austro-Hungarian Empire annex Bosnia?

Where did the Abbasid Caliphate reestablish the Caliphate in 1261 CE?

Early in the 16th century, this first Emperor founded the Mughal Empire.

No it's not the Mongols, but it's this nation that terrorized the Romans and the Chinese in the 5th and 6th centuries.

Forming in 1429, the Ryukyu Kingdoms within the islands of Okinawa became a vassal state to this Chinese Dynasty that provided an interval of native Chinese rule between the eras of the Mongol and Manchu dominance.

The HRE itself did not have a capital city yet the Emperor's residential city in the later years was this Austrian city.

Following a division created by religious controversy, the Byzantine's soon found themselves face-to-face with this nation that dominated Asia Minor.

The Achaemenid Empire before it's fall to Alexander ranged as far as the Balkans to this former river civilization.

Born within Spain during the period between 1450 to 1750, this group of colonials residents though small in group size had the most power.

Proclaimed by Emperor Gojong in 1897, the Korean Empire went through this reform that modernized Korea's military, economy, land system, and education system.

Following expansion, the Tu'i Tonga Empire eventually collapsed in this year.

When the Great Northern War concluded in 1721, Sweden had lost her status as a great power and most of her territories. Which of these cities did Sweden manage to keep?

Yamashita's treasure consisting of war loot stolen in Southeast Asia was said to have been hideen in underground complexes and caves within this island nation.

According to the most popular theory, his riches are said to rest on the bottom of Lake Texcoco after the fall of the Aztec's.

Since then, more than 300 expeditions have tried and failed to find the treasure located in this current capital of Peru.

His band of guerilla raiders surprised federal troops at Fairfax Courthouse and reportedly took a sack stuffed with more than $350,000 worth in gold, silver, and other family heirlooms.

Nazi officers are believed to have sunk billions of dollars worth of Reichsbank gold-none of which has been recovered in this lake located in Austria.

Constructed in her Palace in Russia within the 18th century, the Amber Room contained gold-gilded mosaics, mirrors, and carvings

Created by Swordsmith Gorō Nyūdō, this famous sword fell into Tokugawa Leyasu and passed down throughout the generations until its disappearance during Japan's occupation in '45.

The Ark of the Covenant after being carried for 40 years by the Israelites was said to be housed in King Soloman's temple in this holy city until its disappearance in 607 B.C.

Said to be buried in the sands and silt of Malacca, this famous Portuguese trading vessel was said to have carried as much treasure the Portuguese could lay their hands on.

She was the ship to be known as the "Millionaires ship" apart of the White Star Line Navigation Company and eventually sank with over 3 million worth in gold eagles in 1909.

A Chelengk which was made of diamonds was given to this famous naval officer by the Ottoman Empire for his service in the Battle of The Nile.

Dubbed as the "heist of the century". Diamonds, gold and other jewels worth $180 million were stolen in this Belgian city.