Related by context. Frequent words. (Click for all words.) 68 Sassanid 64 Safavid 58 Parthian 58 Achaemenid 57 Persian empire 57 Ptolemaic 56 thirteenth century 56 Bahadur Shah 55 Persian Empire 54 Hellenistic 54 stele 54 #BC [002] 54 Mughal emperor 54 Mustafa Kemal 54 Ottoman 54 Qin Dynasty 53 ancient Persia 53 Han Dynasty 53 Antiochus 53 Caliph 53 Ramses II 53 Qing Dynasty #-# 52 Ming Dynasty #-# 52 royal tombs 52 Uruk 52 Ottomans 52 Thracian 52 Tang dynasty 52 Sumerians 52 fourteenth century 52 Mevlana 52 #BC [001] 52 Han dynasty 52 Assyria 52 Khazars 52 Hijri 52 Roman emperor 51 ancient Persian 51 Sumerian 51 Ottoman Empire 51 Mumtaz Mahal 51 Joseon Dynasty 51 Kublai Khan 51 Persian poet 51 Sher Shah 51 Amenhotep III 51 Ottoman Turkish 51 fifteenth century 51 #AD [001] 51 Babylonia 51 caliphs 51 Mughal Empire 50 Omar Khayyam 50 ancient 50 Caliphs 50 #AD [002] 50 Maharaja Ranjit Singh 50 caliph 50 Cilicia 50 Gandhara 50 #BC [003] 50 Mughal 50 archeological excavations 50 Byzantines 50 Ottoman empire 50 Joseon 49 Tang Dynasty 49 Tutankhamen 49 Shah Jahan 49 ancient Babylon 49 Mughal era 49 Scythian 49 Goguryeo 49 Mehmed 49 Emperor Constantine 49 Persian 49 Byzantine era 49 Shahnameh 49 tomb 49 Roman emperors 49 Canaanite 49 Pasargadae 48 Jamshid 48 Roman Empire 48 Inca empire 48 millennium BC 48 Austro Hungarian empire 48 sixteenth century 48 Mughals 48 Ming dynasty 48 ancient civilization 48 Jiroft 48 Pharaonic 48 Egyptian pharaoh 48 emperor 48 Topkapi Palace 48 ancient pagan 48 Hapsburg 48 Lord Curzon 48 Tsar Nicholas II 47 King Nebuchadnezzar