£100 prize to the first correct solution opened on 1st November 2024.
Across
1/20 Republican blind to truth, i.e. contender lie-spreading (8,6)
5 Mad Putin all but resolved to invade Switzerland's borders (6)
10 Smart panties brandished (7)
11 Increase what you have and get stuffed (2,5)
12 Laid back presiding officer's seat (4,5)
13 Stunner, in fact a servant (5)
14 Dick's short rule Mark overturned (6)
15 Is my arse suitable for an agent of the state? (8)
18 Philatelist possibly changes first for one seeking to manipulate member (8)
20 See 1dn.
23 Clubs, etc for despised white-collar executives? (5)
25 Country finished if Republican gets in – this will get you over the rough (9)
27 Bloomers inspire minors with dread, you might say (7)
28 Inaugurate US president Don, steeped in evil? (5,2)
29 Secretary of State, yet dithering about check (6)
30 You'll be glad to hear this goes down swimmingly (4,4)
1 Eye never starts to get litigious, follow? (5)
2 Once popped the question in the nude? (7)
3 What right-wing press would call Boris's sacking – yet Archer wobbles (9)
4 Surpass someone else's shag tally for a cost? (6)
6 Date – score second time (5)
7 Old European kingdom puts pressure on aggressive power (7)
8 Wrecker Tory's about to be clad in fawn? (9)
9 Presume maligned Diana was one (7)
14 Everyone in Tunbridge Wells outskirts is onto Conservative lie (4,5)
16 Leader Lance – nut! (9)
17 Don't be so exploitative – it's futile (7)
19 Roll over Beethoven initially composed with Erich (7)
21 E.J. Thribb's contributions are so contrary (7)
22 Rather opportune, Scotland's international body (6)
24 Foreign head involved in crap move (5)
26 Old characters' energy overwhelmed by diarrhoea (5)