I’ve dug into this one a few times because the title shows up in different places, so here’s the short guided tour I usually give friends.
If you mean the romantic movie titled 'In Love and War', the audio experience is mostly cinematic score and a handful of period-flavored songs that underline the wartime romance—think sweeping strings, a recurring piano theme for the leads, and a couple of licensed vocal tracks during montage moments. If you’re after the exact track listing, most releases either present the score cues (Main Title, Love Theme, Reunion, Farewell, End Credits) or a compact soundtrack album that mixes score excerpts with the licensed songs used in the film.
If what you meant was the R&B album 'In Love & War', that’s a studio record with singles and album cuts—not a movie score—so expect produced contemporary R&B tracks, lead singles that got radio attention, and deeper ballads and mid-tempo grooves that flesh out the album’s love/relationship themes. Personally, I always gravitate toward the quieter ballads on either version—those are the ones that stick with me long after the credits roll.