The land that Israel Israeli tractors attempted to work in the Demilitarized Zone between Israel and Syria was land within the boundary of Mandatory Palestine and therefore legitimate for Israel to work. In fact, at the time it was official Israeli policy to work the fields in the DMZ to assert Israeli sovereignty there. So?
At least 4 die in clashes between PKK militants, security forces in east Turkey (Reuters)
from the article: Syrian official: Golan tax breaks prove Israel doesn't want peace