India, April 8 -- A Palestinian-American developer has been accused of "aiding and abetting" the terrorist organization Hamas to launch its unprecedented October 7 attack on Israel.

According to a complaint filed on Monday on behalf of 200 family members of Americans killed in Hamas' Oct. 7, 2023 attack, Palestinian-American billionaire Bashar Masri allegedly facilitated Hamas tunnel systems through the utilisation of international-funded infrastructure projects in Gaza and the United States Agency for International Development (USAID).

The case filed in a federal court in Washington, DC also accuses him of aiding missile launch locations and granting leaders such as Yahya Sinwar access to infrastructure and utilities at his own propert...