Well, it could be so de jure in USA. But de facto we see opposite. Snowden mentioned unconstitutional violation of human rights of US citizen. And now he is hunted by US government, seriously hunted.
Russia is way more open in this perspective.
Russia is way more open in this perspective.
I'm not sure how anyone could say Russia's 'way more open' with a straight face[1].
[1]: http://www.cnn.com/2013/04/24/world/europe/russia-free-speec...
Informal reason is that they are often organized by the institutions which funded by other countries, institutions, which aim is definitely not a prohibition of Russia.
May be it is a good idea to avoid judgements about countries/cultures, which you don't understand?