The questions
1 The ruined Prefectural Industrial Promotion Hall is a symbol of which city?
2 Which gull is named in imitation of its shrill cry?
3 Kirsten Dunst in Elizabethtown inspired what cinematic label?
4 Which former national flag featured a hammer, compass and rye?
5 What day follows Spy Wednesday?
6 What does ETAOINSRHLDCUMFPGWYBVKXJQZ refer to?
7 Which pair starred in the Cat Concerto?
8 Who was the first non-European to win the Tour de France?
What links:
9 Analytic; differential; Euclidean; projective?
10 Egyptian goose; muntjac deer; signal crayfish; grey squirrel?
11 Woolley Moor, north Cornwall and Plymouth Sound?
12 Edith Wharton; Nikos Kazantzakis; Herbert Asbury; Nicholas Pileggi?
13 Park; reverse; neutral; drive?
14 Clive Ponting; Sarah Tisdall; Katharine Gun?
The answers
1 Hiroshima
2 Kittiwake.
3 Manic Pixie Dream Girl (coined by the critic Nathan Rabin).
4 East Germany.
5 Maundy (or Holy) Thursday.
6 Frequency of letter use in English (research on Google Books corpus).
7 Tom and Jerry.
8 Greg LeMond (1986)
9 Branches of geometry.
10 Classed as invasive alien species in the UK.
11 River Tamar.
12 Wrote books adapted by Martin Scorsese: The Age of Innocence; The Last Temptation of Christ; The Gangs of New York; Wiseguy (Goodfellas).
13 Usual settings on an automatic car gearbox.
14 Whistleblowers: Falklands war; cruise missiles; Iraq War.
• This article was amended on 4 May 2020 to remove question 15, which contained an error.