As an ordinary individual she can take part in however many flotillas as she likes but as an MK there must be restrictions on the thing she is or is not allowed to do. Can anybody imagine an American Congressman being allowed to take part in a flotillas whose intention it was to break a LEGAL blockade being enforced by their military to stop the import of weapons. You just have to accept there are some jobs which will place restrictions on your life and being an MK is one of them. Long term the Knesset needs a codified set of rules of what can be done or not along with a 3 strikes and your out resulting in anything from suspension - a ban on standing at the next election.
Spain investigating ex-IMF chief Rato for fraud (Reuters)