Mortar flotillas: 24

Mortars, Japanese: 77
50-mm.: 122
90-mm.: 233
air attacks on: 93
use of: 68, 69, 74, 77, 108, 117, 212

Mortars, U. S.
4.2-inch: 30, 165, 171, 240
4.2-inch chemical: 71, 139, 161, 248
60-mm.: 170, 240, 248, 262
81-mm.: 68, 139, 163, 171, 248, 262, 265, 303
on LCI’s: 61–62
use of: 75, 108, 112, 117, 128, 158–59, 160, 166, 207, 318

Motor torpedo boats, Japanese: 22

Motor torpedo boats, U. S.: 90, 91, 101, 349, 366

Mottlet, Pvt. Harold O.: 170n

Mower, Sgt. Charles E.: 207

Mt. Alto: 298

Mt. Badian: 342

Mt. Cabungaan: 342–43

Mt. Canguipot: 360

Mt. Majunag: 365

Mt. Mamban: 217

Mt. Minoro: 237

Mt. Pina: 242

Mucci, Lt. Col. Henry A.: 54

Mudburon River: 170

Mudge, Maj. Gen. Verne D.: 63, 67, 148, 174, 181, 210, 235, 237, 345.
See also Cavalry Division, 1st.

Muto, Lt. Gen. Akira: 51

Naga River: 228

Nakamaru, Pvt. Isamu: 135

Native labor. See also Filipinos.
plans for use of: 35
recruiting of: 150–51, 201, 204
use of: 111, 112, 185, 192, 194

Naval Attack Force: 24.
See also Seventh Fleet, U. S.

Naval bases: 6, 23, 62

Naval bombardment: 161
A Day: 80
of Catmon Hill: 119
close support: 146, 159, 281, 283
of Dingat Island: 55
effect of: 124
effect of, on Japanese defenses: 104
of friendly troops: 108
of Homonhon Island: 55
on Labiranan Head: 107–08
of Leyte: 58–62, 70, 75
plans for: 28–30, 33
of Suluan Island: 54

Naval forces, Japanese. See Japanese naval units.

Naval support: 30, 60, 276, 279

Naval losses, Japanese: 90–91, 92, 96

Naval losses, U. S.: 68, 91–92

Negros: 27, 45, 90, 96, 363, 366, 367

Nelson, Lt. Col. Glenn A.: 256, 258

Netherlands Indies: 2, 10, 28, 46, 294

Netherlands New Guinea: 46. See also New Guinea.

Nett, Capt. Robert B.: 320

New Caledonia: 277

New Georgia: 26

New Guinea: 2, 3, 9, 26–27, 28, 37, 42, 46, 53, 294

Newman, Col. Aubrey S.: 68, 161, 173, 174, 176

Night perimeters
appraisal of: 247
attacks on: 112, 127–28, 258–60
defense of: 158–59

Nimitz, Admiral Chester W.: 6, 8, 9, 27.
See also Pacific Ocean Area.
command of: 2, 24
and control of 77th Division: 276–77
on JCS tentative plans of June 1944: 3–4
in line of command: 24
and plans for Leyte operation: 8–9, 24–26, 30, 31, 37–38
at strategy conference in Hawaii, July 1944: 5–6

Nishimura, Vice Adm. Shoji: 89–91

Nishimura, Maj. Gen. Toshio: 51, 101–02

Noemfoor: 94, 96

Northern Attack Force: 24, 45, 60–62.
See also VII Amphibious Force; Task Force 78.

Oahu: 40 O’Brien: 283n

Ohmae, Capt. Toshikazu: 53–54

Okabayashi, Col. Junkichi: 208n, 246

Okinawa: 27

Oldendorf, Rear Adm. Jesse B.: 28, 30, 57, 91.
See also Bombardment and fire support group.

O’Neill, 2d Lt. Owen R.: 118

Operations Instructions 70: 27

OP Hill: 211–12, 215–16, 219, 220

Orange Beach. See Landing beaches, Orange.

Ormoc: 12–13, 34, 92, 93, 94, 98–99, 104, 145, 146, 175–76, 206, 208, 209, 210–11, 216, 217, 235, 243, 254, 273, 296, 305, 312.
See also Ormoc Valley.
advance on: 218, 280–93
bombed: 212
estimate of enemy defenses around: 23
Japanese reinforcements arrive at: 99–102, 254
operations in area of: 313–28, 334, 336, 349–50, 354, 356
plans for drive on: 221–23, 253, 254–55, 263–64, 266, 275–80
shelling of: 256
30th Army headquarters moved to: 59

Ormoc Bay: 11, 12, 34, 98–99, 101, 104, 183, 206, 218, 223, 240, 253, 273, 275, 276, 277–84, 296, 305, 314, 318, 322

Ormoc Valley: 11, 34, 98, 146, 176, 305, 362
description of: 12
importance of: 12
Japanese tactical plans for: 208, 217
operations in: 222, 227, 313–28, 329–46
U. S. tactical plans for: 206, 209, 217–18

Osmeña, President Sergio: 41, 152

O’Sullivan, Col. Curtis D.: 76, 264, 266, 268

Outerbridge, Comdr. W. W.: 283n

Ozawa, Vice Adm. Jisabuto: 70, 92

P-38’s: 98

P-40’s: 280

P-47’s: 280, 281

Pachler, Lt Col. Francis T.: 138, 139, 271

Pacific Fleet, U. S.: 1

Pacific Ocean Areas: 2, 24, 38

Palanas River: 255, 257, 258, 260, 266, 267–68, 269–71, 273

Palaus: 7, 8, 21, 24, 27, 37, 38, 42, 57

Palawan Island: 89–90

Palo: 12, 34, 67, 72, 78, 107, 111, 146, 157, 166, 167, 190, 243, 308
advance on: 161–63
control of civilians in: 201
defense of: 163–65
importance of: 163
Japanese defenses at: 161
plans to take area of: 33, 62, 67, 69–70

Palo River: 67, 161–63

Palompon: 11, 12, 98, 101, 314, 318, 329, 332, 359, 361, 362, 365
operations in area of: 336–39, 345, 346, 347–54

Panalian Point: 288

Panalian River: 287

Panaon Strait: 24, 32–33, 34, 45, 62, 78, 145, 168, 183, 192, 206, 256, 264

Panay: 16, 45, 52, 94, 175, 208

Panilahan River: 277, 286, 288, 290

Papua: 2, 26–27

Paravanes: 58

Parsons, Lt Comdr. Charles: 16, 21

Pastrana: 168–69, 171–72, 173

Patok: 241, 243

Patrol boats, Japanese: 101

Patrol boats, U. S.: 42

Patrols, Japanese: 17

Patrols, U. S. See also Reconnaissance, U. S.
air: 86
5th Cavalry Regiment: 66
in Ormoc area: 286
probing: 164, 166
security: 155, 161–63
submarine: 31
northern Leyte Valley: 174–75
training of: 114–16
24th Cavalry Reconnaissance Troop: 230

Pawing: 157–61, 165, 166

PCE(R)’s: 194

Pearl Harbor: 9

Pearsall, Lt. Col. James F., Jr.: 157–61, 169, 170, 173

Peleliu: 38 Pennsylvania: 30

Peralta, Col. Macario: 16

Perkins, Pfc. Warren G.: 304

Pescadores Islands: 89–90

Philippine Academy and General Service School: 16

Philippine Army units
1st Filipino Infantry Regiment: 365
6th Military District: 16
7th Military District: 16
8th Military District: 16
9th Military District: 16
10th Military District: 16
92d Infantry Division: 16–17
94th Infantry Regiment: 18, 257
95th Infantry Regiment: 18
96th Infantry Regiment: 18, 228

Philippine Civil Affairs Units: 35

Philippine Islands: 9, 22, 23, 24, 26, 28
air attacks on: 8, 27–28
air supremacy over: 4
Carney on: 5
civil affairs in: 198–200
description of: 10
guerrillas in. See Guerrilla movement.
importance of: 2, 10
Japanese occupation of: 13, 14
Japanese plans for defense of: 22, 46–54
JCS on bypassing: 3
MacArthur on: 3–4, 6
neutralization of Japanese forces in, prerequisite to Leyte Campaign: 24
population of: 10
restoration of Civil Government in: 152
and strategy conference in Hawaii, July 1944: 5–6

Pikas: 72, 104, 111–12, 114, 118

Pillboxes, Japanese: 77, 93, 104, 108–09

Pinamopoan: 12, 206–07, 209, 210, 211, 212, 216, 217, 234, 275, 324, 346, 347

Pincers movement. See Tactics, U. S., pincers.

Planning. See Air plans, U. S.; Strategic plans, U. S.; Tactical plans, U. S.

Ports
Baybay: 12
facilities of: 190
Ipil: 101
Ormoc: 12, 23, 92, 94, 98, 99–101, 145, 206, 210, 221, 243, 275, 290
Palompon: 11, 101
San Isidro (west Leyte): 101
Tacloban: 12, 23, 190
Takao, Formosa: 43

Postlethwait, Lt. Col. Edward M.: 173, 176

Presidential citation, of 1st Battalion, 34th Infantry: 225–27

President of the United States. See Roosevelt, President Franklin D.

Prisoners of war, Japanese: 18, 114, 117, 250

Provisional Mountain Force: 354.
See also Infantry Battalions, 2d, 305th Regiment.

PT boats. See Motor torpedo boats, U. S.

Quebec Conference: 9

Quezon, President Manuel Luis: 17n, 199

Quinto, 2d. Lt. E. F.: 19n

Radios. See Communications, radio.

Rangers. See Infantry Battalions, 6th Ranger.

Rangoon: 46

Rations: 36, 38, 80, 83, 111, 112 Raymond: 188

Rear area security, Leyte Valley: 210, 218, 222, 223, 235, 241–43

Reconnaissance: 66
aerial: 27, 42, 45, 140, 239, 348
armored: 351
by 1st Cavalry Brigade: 63
by 1st Cavalry Division: 343
in force: 117–18
ground: 67, 111–12, 114–16, 118, 131, 136, 165, 172, 174, 179, 181, 211, 229–30, 231, 238, 318, 319, 320, 320n
in Hill 522 area: 71
Krueger on: 250
mechanized: 137, 138, 142, 164, 173
motorized: 112, 207, 211
naval air: 90–91
overwater: 153–55, 266–67
submarine: 31
by underwater demolition teams: 57–58

Red Beach. See Landing beaches, Red.

Regimental combat teams. See 112th Cavalry Regiment.

Regiments. See Airborne Regiments; Cavalry Regiments; Infantry Regiments.

Reinforcements, Japanese: 176, 208–09, 217
effect of Sixth Army success on: 62
for Formosa: 54
intelligence on: 22, 24
for Kurile Islands: 46
for Leyte: 14, 17, 21, 59, 86, 88, 92, 93–94, 99, 103–04
at Limon: 225
at Ormoc: 99–102, 254
in Ormoc Valley: 317–18
in Pacific: 46
for Philippines: 49
policy on: 49
prevention of: 30, 150, 151
for Ryukyus: 46
TA Operation: 99–102
Terauchi on: 221