101:
159:
70:
65:
60:
55:
50:
40:
35:
30:
25:
20:
121:
134:
169:
164:
153:
105:
125:
138:
85:
This category has the following 3 subcategories, out of 3 total.
15:
8:
102:Aviation accidents and incidents in 1956
7:
98:
87:
79:
14:
160:20th-century transport disasters
1:
186:
122:Railway accidents in 1956
135:1956 road incidents
170:1956 in transport
177:
140:
127:
107:
100:
185:
184:
180:
179:
178:
176:
175:
174:
150:
149:
148:
147:
146:
145:
142:
141:
129:
128:
112:
109:
108:
97:
78:
77:
76:
75:
12:
11:
5:
183:
181:
173:
172:
167:
165:1956 disasters
162:
152:
151:
144:
143:
133:
132:
130:
120:
119:
116:
113:
111:
110:
96:
95:
92:
89:
88:
83:
80:
74:
73:
68:
63:
58:
53:
48:
43:
38:
33:
28:
23:
17:
16:
13:
10:
9:
6:
4:
3:
2:
182:
171:
168:
166:
163:
161:
158:
157:
155:
136:
131:
123:
118:
117:
114:
103:
99:
94:
93:
90:
86:
82:Subcategories
81:
72:
69:
67:
64:
62:
59:
57:
54:
52:
49:
47:
44:
42:
39:
37:
34:
32:
29:
27:
24:
22:
19:
18:
84:
45:
106:(2 C, 19 P)
154:Categories
139:(1 P)
126:(9 P)
71:1961
66:1960
61:1959
56:1958
51:1957
46:1956
41:1955
36:1954
31:1953
26:1952
21:1951
156::
137:
124:
104:
115:R
91:A
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