They threaten to "disturb" Israeli civilians with rockets forever until all they leave.They strengthen their own country through the procurement of weaponry (like any other country).
Israel threatens only those who threaten us.And as if Israel doesn't threaten anyone!
Israel intercepts ships only to check. After checking all humanitarian goods are allowed in.
What u show are smuggling tunnels to Egypt, every border has smugglers who bring goods without paying taxes + illegal goods like weapons. By the way, Israel does not control border with Egypt at all.