The Polish president plane crash this weekend will intensify scrutiny of the Tupolev Tu-154, a Russian-made jet that has been involved in several high-profile crashes in recent years.
Poland's revised criminal code includes a ban on communist symbols, such as the red star or hammer and sickle, though one artist says "they are no longer meaningful."
US Vice President Joe Biden toured Eastern Europe this week with a new missile-defense plan designed to reassure the Czech Republic and Poland that they aren't being forgotten as relations warm with Moscow.
On the anniversary of the Nazi invasion of Poland, the Russian prime minister praised the "heroism" of the Polish. But he did not apologize for the subsequent Russian invasion and execution of 20,000 Polish military officers.
The Russian president is being pressed for an apology for the secret deal the Soviets made to carve up Poland with the Nazis.
Speaking at the international climate talks in Poznań, Poland, on Friday, Al Gore called for a stricter upper limit on greenhouse-gas concentrations in the atmosphere.
Hopes of laying a solid foundation for a post-Kyoto climate pact in 2009 are diminishing, as representatives from 189 nations gathered in Poznań, Poland, squabble over financing methods.
Saturday's attack highlights the difficulty international forces face in patrolling the waters off Africa's coast.
The global environmental group 350.org has issued a challenge to whoever wins the presidential election: attend the next round of UN climate talks this December in Poznań, Poland.
Moscow believes the US-Poland deal for a missile defense system makes it more vulnerable to a nuclear attack.
Russia expresses its displeasure with the agreement, which is seen as a response to the Georgia invasion.