On May 19, the United States of America announced the fourth military aid package for Ukraine.
What is known
By the way, the cost of the new package is $100 million. That is, the total US aid to Ukraine since February 24 reached $3.9 billion.
Recall that the M777 is an American155mm towed howitzer that fires up to 30 km (depending on projectiles). It is used by the ground forces of the United States, Australia, Canada, India, Saudi Arabia, and now Ukraine.
Source: U.S. Department of Defense