The most common and most likely answer to this crossword clue is the 8 letter word POLITICS
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More clues leading to the result POLITICS
Buddy explains!

The straight part
We know that "government affairs?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case government affairs? = politics.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does POLITICS mean?
POLITICS verb- To engage in political activity; politick.
- A methodology and activities associated with running a government, an organization, or a movement.
- The profession of conducting political affairs.
- (plural) One's political stands and opinions.
- Political maneuvers or diplomacy between people, groups, or organizations, especially involving power, influence or conflict.
- (singular) Real-world beliefs and social issues irrelevant to the topic at hand.