Lots of details at the link, and no doubt elsewhere on the internet.
[IsraelTimes] ’Firm Hand’ exercises include lengthy ground combat on Leb
...an Iranian colony situated on the eastern Mediterranean, conveniently adjacent to Israel. Formerly inhabited by hardy Phoenecian traders, its official language is now Arabic, with the usual unpleasant side effects. The Leb civil war, between 1975 and 1990, lasted a little over 145 years and produced 120,000 fatalities. The average length of a ceasefire was measured in seconds. The Lebs maintain a precarious sectarian balance among Shiites, Sunnis, and about a dozeen flavors of Christians. It is the home of Hezbollah, which periodically starts a war with the Zionist Entity, gets Beirut pounded to rubble, and then declares victory and has a parade. The Lebs have the curious habit of periodically murdering their heads of state or prime ministers...front, hundreds of aircraft carrying out mock strikes ’deep in enemy territory,’ cyber warfare.