According to Greek accounts, under the treaty between Chandragupta Maurya and Seleucus Nicator, Chandragupta gave Seleucus:

According to Greek accounts, under the treaty concluded between Chandragupta Maurya and Seleucus Nicator (around 303 BCE), Chandragupta gave Seleucus 500 war elephants.

Background:

• After Alexander's death in 323 BCE, his generals divided his empire among themselves.
• Seleucus Nicator became the ruler of the eastern parts, including Persia, Mesopotamia and the territories near India; he founded the Seleucid empire.
• Around 305 BCE, Seleucus tried to recover Alexander's Indian territories, and came into conflict with Chandragupta Maurya.

Terms of the treaty (around 303 BCE):

• Seleucus ceded to Chandragupta the territories of Arachosia (Kandahar), Gedrosia (Balochistan), Paropamisadae (Kabul) and possibly Aria (Herat).
• In return, Chandragupta gave him 500 war elephants.
• A marriage alliance ("epigamia") was concluded; some scholars believe that Chandragupta married a daughter of Seleucus, though this is not certain.
• Seleucus sent an ambassador to Chandragupta's court.

Importance of the elephants:

• The war elephants played an important role in the Battle of Ipsus (301 BCE), in which Seleucus and his allies defeated Antigonus, another of Alexander's generals.
• This shows the military value of Indian elephants in the ancient world.

Elephants in Indian warfare:

• Elephants were an important part of Indian armies, as described by Greek writers and the Arthashastra.
• The forests of Magadha and eastern India supplied many elephants.
• Greek writers said the Mauryan army had 9,000 elephants.

Results of the treaty:

• The Mauryan empire extended into present-day Afghanistan and Balochistan.
• Friendly relations between the Mauryas and the Greek kingdoms continued under Bindusara and Ashoka.

Why not the other options?

• ✗1,000 horses, 100 chariots and gold are not mentioned in the Greek accounts of the treaty.