It may be difficult to judge the success or otherwise of today's action, since it's not intended as a mass demonstration in a single place -- more a case of individuals asserting their rights here and there.
The authorities will probably claim there has been little response. My guess is that they will arrest a few women, but not so many as to imply that there has been large-scale defiance of the rules.
The important thing to keep in mind, though, is that this has never been intended as a one-off one-day protest. The idea is that from today, women who have international licenses will drive whenever they wish to do so.
The real measure of success will be how long it takes the authorities to cave in and start issuing Saudi driving licenses to women.
Saudi Arabia has banned all kinds of rallies and gatherings, as anti-government protests demanding democratic change.
Protests and public displays of dissent are forbidden in Saudi Arabia. The government has become increasingly nervous about the protests that have taken the Arab world by storm, toppling the Egyptian and Tunisian presidents.
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