Diodotos I started the greco-baktrian kingdom, which existed in modern-day Pakistan and Afghanistan. A lot of what we know about this kingdom is through coins.
250 BCE
Diodotos I, the Seleukid satrap of Baktria, declares independence from the Seleukid Empire, establishing the Greco-Baktrian Kingdom.
208 BCE
Antiochos III of the Seleukid Empire campaigns in Baktria but eventually agrees to a peace with Euthydemos I, the Greco-Baktrian king, recognizing the kingdom’s independence.
171 BCE
Menander I succeeds in expanding Greco-Baktrian control into northwestern India, reaching the peak of Greco-Baktrian influence.
130 BCE
Yuezhi tribes (future Kushans) conquer Baktria, ending the Greco-Baktrian Kingdom and beginning the era of Kushan dominance in the region.