In XX century Poland declared war only once. On which country?

Germany
Japan
Ukraine
Vietnam
Poland declared war on Japan on 20th December 194 as most of WW2 allies. Though Empire of Japan refused to accept a state of war due to friendly re­la­tions between the two coun­tries. Despite that legally the state of war lasted until 8th February 1957. It might be the longest war without any clash.

Answers distribution

Germany
Japan
Ukraine
Vietnam
answers
flagCanada
17%
77%
5%
0%
35
flagCzech Republic
21%
73%
0%
5%
19
flagBelgium
20%
73%
6%
0%
15
flagGermany
11%
71%
10%
5%
187
flagSweden
22%
66%
5%
5%
18
flagthe United States
21%
65%
8%
3%
101
flagthe United Kingdom
18%
64%
12%
3%
289
flagUkraine
22%
63%
9%
4%
72
flagNorway
9%
63%
13%
13%
22
flagPoland
18%
60%
13%
6%
12169
flagthe Netherlands
20%
60%
14%
2%
35
flagDenmark
26%
60%
13%
0%
15
flagLithuania
11%
58%
17%
11%
17
flagFrance
23%
58%
11%
5%
17
flagItaly
21%
57%
15%
5%
19
flagRepublic of Ireland
22%
55%
13%
8%
36
flagSpain
23%
53%
23%
0%
13
flagUnknown
23%
46%
19%
9%
1318
flagRussia
35%
45%
10%
5%
20
flagBelarus
47%
36%
0%
15%
19

Gender

men49%
women44%
Germany
21%
24%
Japan
49%
44%
Ukraine
18%
21%
Vietnam
10%
9%

Language versions

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answers
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In XX century Poland declared war only once. On which country?
100
51%

Details

Author: smyru
Illustration: Kelly Short
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