"This is really a collision between order and rule of law," former NATO Supreme Allied Commander James Stavridis said.
James Stavridis, former NATO supreme allied commander, credited Hill for being both tenacious and knowledgeable.
"They're managing currently to conduct global operations without owning a shred of territory," retired four-star Admiral James Stavridis said
The president said Wednesday that the U.S. would now "let someone else fight over this long bloodstained sand."
"The only way this actually ends is when we protect ourselves against those who would threaten us," Jack Keane said.
"This is heart-rending for anybody who has shed blood, who has deployed forward," former NATO Supreme Allied Commander James Stavridis said.
"During the Cold War, we understood each other's signals. We talked," U.S. Army General Curtis Scaparrotti said. "I'm concerned that we don't know them as well today."
Stavridis is dean of the Fletcher School of Law and Diplomacy at Tufts University and a former supreme allied commander of NATO.