Herbert von Karajan

Career overview

Subject: Herbert von Karajan.
Role: Acting (as per "Known For" in the source).
Task: Write a 180-260 word career overview.
Constraints:
Use ONLY verifiable facts from the provided SYNOPSIS and SOURCES.
No invented titles, names, dates, awards, etc.
Neutral, encyclopedic prose.
Plain text only (no markdown, no asterisks, no headings, no bullet points).
2-3 short paragraphs.
Word count: 180-260 words.
Name: Herbert von Karajan (born Heribert Ritter von Karajan).
Birth Date: April 5, 1908.
Death Date: July 16, 1989 (81 years old).
Place of Birth: Salzburg, Austria.
Nationality: Austrian.
Profession: Conductor.
Career Highlights:
Principal conductor of the Berlin Philharmonic for 34 years.
Debuted at the Salzburg Festival during the Nazi era.
Conducted with the Vienna Philharmonic and the Berlin Philharmonic.
Conducted at the Berlin State Opera during the Second World War.
Regarded as one of the greatest conductors of the 20th century.
Controversial but dominant figure in European classical music from the mid-1950s until his death.
Prominence due to a large number of recordings.
Known For: Acting (Note: The source says "Known For: Acting", but the bio describes him as a conductor. I must stick to the facts provided. The prompt asks for a career overview of "Herbert von Karajan (Acting)". However, the text provided describes his conducting career. I will describe his career as presented in the text.)
Paragraph 1: Identity and Early Career.
Herbert von Karajan, born Heribert Ritter von Karajan, was an Austrian conductor born on April 5, 1908, in Salzburg, Austria. He died on July 16, 1989, at the age of 81. During the Nazi era, Karajan made his debut at the Salzburg Festival. His early professional work included conducting with the Vienna Philharmonic and the Berlin Philharmonic. During the Second World War, he conducted at the Berlin State Opera.
Paragraph 2: Major Roles and Legacy.
Karajan served as the principal conductor of the Berlin Philharmonic for a period of 34 years. He is generally regarded as one of the greatest conductors of the 20th century. From the mid-1950s until his death, he remained a dominant but controversial figure within European classical music. This prominence was partly due to the large number of recordings he produced during his lifetime.
Current word count: ~135 words.
Target: 180-260 words.
I need to expand using only the provided facts without inventing anything.
Draft 2 (Expanding):
Herbert von Karajan, born Heribert Ritter von Karajan, was an Austrian conductor who was born in Salzburg, Austria, on April 5, 1908. He passed away on July 16, 1989, at the age of 81. During the Nazi era, Karajan debuted at the Salzburg Festival. His conducting work during this period included performances with the Vienna Philharmonic and the Berlin Philharmonic. Additionally, during the Second World War, he conducted at the Berlin State Opera.

Karajan held the position of principal conductor of the Berlin Philharmonic for 34 years. He is generally regarded as one of the greatest conductors of the 20th century. He was a dominant but controversial figure in European classical music from the mid-1950s until his death. A significant factor in his prominence during his lifetime was the large number of recordings he made.