The most common and most likely answer to this crossword clue is the 15 letter word DEMOCRATISATION
I've seen this crossword clue in The Daily Telegraph
D
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More clues leading to the result DEMOCRATISATION
Buddy explains!
The straight part
We know that "A Maoist doctrine could make this very tricky" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case a maoist doctrine could make this very tricky = democratisation.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 DEMOCRATISATION mean?
DEMOCRATISATION noun- The introduction of democracy, its functions or principles, to an area or country which did not have democracy previously.
- The spread of democracy as a concept.
- The making more democratic of a political system.