Short answers, pulled from the story.
Slovenia declared independence on the 25th of June 1991. The Yugoslav People's Army responded two days later, triggering the Ten-Day War, which ended with the Brijuni Agreement on the 7th of July 1991. The European Union recognised Slovenia on the 15th of January 1992.
A pierced cave bear bone found in 1995 in Divje Babe cave near Cerkno, dated to approximately 43,100 years before the present, is considered by many scholars to be the oldest musical instrument discovered in the world. The Ljubljana Marshes Wooden Wheel, found in 2002, is identified as the oldest wooden wheel in the world, dating back more than 4,500 years.
The official language is Slovene, a South Slavic language spoken as a native tongue by around 88 percent of the population. Hungarian and Italian hold co-official status in ethnically mixed municipalities near the respective borders. Around 92 percent of Slovenes aged 25 to 64 speak at least one foreign language.
Slovenia joined the European Union on the 1st of May 2004. It adopted the euro on the 1st of January 2007, becoming the first transition country to do so. It was also the first post-Communist country to hold the Presidency of the Council of the European Union, during the first six months of 2008.
As of 2020-60.4 percent of Slovenia, equaling 12,380 square kilometers, is covered by forest. This places Slovenia second in Europe by percentage of forested area, after Finland.
Slovenia's territory was partitioned among Nazi Germany, Fascist Italy, Hungary, and the Independent State of Croatia after the Axis invasion of April 1941. Approximately 46,000 Slovenes were deported to Germany, around 25,000 were sent to Italian concentration camps, and roughly 8 percent of the Slovenian population died during the war. The Slovenian National Liberation Front organised a partisan resistance beginning in April 1941.