White House Confirms Death Of Osama Bin Laden's Son

Hamza bin Laden, son of Osama bin Laden, was confirmed dead by the US government following a counterterrorism operation in the Afghanistan-Pakistan region. His death was initially reported in July but only confirmed later. The US government stated that his death weakens Al Qaeda by removing a key leader and symbolic figure. Hamza was officially part of Al Qaeda since 2015 and had released messages urging jihadists to act against the US and liberate Palestinians.

In what year was Hamza bin Laden officially announced as a member of Al Qaeda?

What did Hamza bin Laden threaten in his message after his father's death?