<span> Dien Bien Phu is the answer to your question</span>
Answer:
Its form of government has only a single political party, the communist party.
Explanation:
I think the timeline of Poland's way to independence.
1980- Lech Walesa started the Solidarityorganization by combining laborunion due to invasion in Gdansk
Lech Walesa called for a stop tothe public protests and offeredpeace.
1981-The communist government inPoland declared martial law,banned Solidarity, and arrestedLech Walesa.
The government released LechWalesa due to endless publicprotests.
1983- The Communist government liftedthe martial law in Poland.
1989-Pope John Paul II visited LechWalesa and gave him advice. At the same time,<span> The government lifted the ban</span>on Solidarity.
Then around 1990, Lech Walesa won the first freepresidential elections in Poland.
Lech Walesa won the NobelPeace prize.