Across:
8 Put into words (PHRASE) chapter (phase = PH-ASE) about regiment (-R-) (PHRASE),
9 Shift (CARRY) going on strike (OUT) (CARRY OUT) in Takeaway (CARRY OUT),
10 Boyfriend sacrifices fiery (‘boyfriend’ sacrifices ‘fiery’ = bond = BOND) relationship (BOND),
11 Memory can’t (memory can’t = COMMENTARY) jog (= anagram indicator) what one heard listening to the match (COMMENTARY),
12 Emigrant loses it (‘emigrant’ loses ‘it’ = emgran = GERMAN), in a manner of speaking, in Munich (GERMAN),
14 State (COLORADO) of firm (CO-) with middleman (middle ‘mAn’ = -A-) consumed by almighty (Lord = -LOR-D-) row at the centre (‘rOw’ at the centre = -O) (COLORADO),
15 Calculate the number of coppers (COUNT ONE’S CHANGE) looking for blood (COUNT Dracula) from individual’s (ONE’S) doctor (doctor/alter = CHANGE) (COUNT ONE’S CHANGE),
18 Get engaged (TAKE PART) to Pole (stake) starting off (s) (‘stake’ without ‘s’ = TAKE) and then break up (PART) (TAKE PART),
20 Looking back (= reversal indicator), the foreign (the = el = -LE) method for measuring ratio (body mass index = BMI = -IMB-) by Newton (N-) (NIMBLE) is a quick one (NIMBLE),
22 Spy on (BE WATCHFUL) honey producer (‘bee’ = ‘BE’) mouthing off (= homophone indicator) at a wake (awake = WATCHFUL) (BE WATCHFUL),
24 Confining the movement of the bullish types (CAGE) in public agencies (in ‘publiC AGEncies’ = CAGE),
25 The flighty types that get blown up out of all proportion (BALLOONS) by The Party regulars that are full of air (BALLOONS),
26 Similar to what’s in 10 across (CEMENT is similar to ‘bond’) keeping The House from falling (CEMENT).
Down:
1 State (= homophone indicator) caught off guard (‘thrown’ = ‘THRONE’) by what the British prince, for example, might want to get his hands on (THRONE),
2 Ocean liner (SAND) is presumably supposed to support 19 down (SAND to support ‘anchor’),
3 Singing style (BEL CANTO) of Sam Browne (Sam Browne Belt = BEL -T-) around local American fire (‘local’ American fire/dismiss = CAN-) is second to none (second to ‘nOne’ = -O) (BEL CANTO),
4 Smart Alec misses alert (‘smart alec’ misses ‘alert’ = smac = SCAM) of fraud (SCAM),
5 Adore (adore = ORDEA-) novel (= anagram indicator) following K (-L is following ‘k’) (ORDEAL) in The Trial (ORDEAL),
6 They arrange the beds (OYSTER FARM) for Trim (trim/cut) young lads (boys) (‘boys’ without ‘b’ = OYS-) and high-flyers (RAF = -FAR-) coming back (= reversal indicator) during academic period (-TER -M) (OYSTER FARM),
7 Mouthy type in ring offers protection (mouth GUARD worn in boxing ring) to boxer (DOG) (GUARD DOG) working on a lead in the security business (GUARD DOG),
13 Another (= anagram indicator) Monet (Monet = MONTE) found in Leinster (Carlow) – almost (w) (‘Carlow’ without ‘w’ = CARLO) (MONTE CARLO) a gambling mecca (MONTE CARLO),
14 Rip off (CHEAT) cold (C-) and hot (-H-) pork (meat) trimmed on top (m) (‘meat’ without ‘m’ = -EAT) (CHEAT),
16 Oriental (east = E-) provides wrong (-X-) answer (-A-) in moral (moral = ORAL -M) exercise (= anagram) (ORAL EXAM) putting Chinese to the test (ORAL EXAM),
17 Like 4 down (CON- like ‘scam’), short (k) local film (‘local’ film = ‘flick’ without ‘k’ = FLIC-) with introduction to (introduction ‘To’ = -T) The Troubles (CONFLICT),
19 Is responsible for 11 across (ANCHOR person is responsible for ‘commentary’) securing the movement overseas (securing the movement/ship overseas = ANCHOR),
21 Code (code/key = LEGEND), for example (e.g. = -EG-) discovered in advance (L-END) (LEGEND),
23 Central to Frank Josef I shaping (central to ‘Franz JoseF I SHaping’ = FISH) angle (FISH),
24 A pitch (CAMP) for Coldplay to open (Coldplay to open = C-) Band Aid (-AMP) (CAMP).