20:
456:
432:
552:
412:
528:
504:
480:
194:
211:
577:
158:
153:
148:
143:
138:
132:
126:
121:
116:
111:
106:
587:
168:
95:
90:
85:
80:
75:
65:
60:
55:
50:
45:
388:
371:
354:
337:
320:
303:
286:
269:
252:
235:
453:
582:
549:
409:
525:
8:
501:
477:
191:
208:
532:
436:
416:
392:
215:
198:
556:
508:
484:
460:
375:
358:
341:
273:
256:
239:
592:
324:
307:
290:
25:
571:
32:
Organizations, places or other things founded or established in the decade
385:
368:
351:
334:
317:
300:
283:
266:
249:
232:
179:
This category has the following 19 subcategories, out of 19 total.
34:
457:
Military units and formations established in the 1550s
15:
40:
433:Educational institutions established in the 1550s
569:
553:States and territories established in the 1550s
413:Buildings and structures completed in the 1550s
529:Populated places established in the 1550s
570:
505:Organizations established in the 1550s
174:
13:
181:
173:
14:
604:
481:Noble titles created in the 1550s
195:1550s establishments by continent
169:Category:1550s disestablishments
18:
212:1550s establishments by country
1:
7:
578:16th-century establishments
10:
609:
166:
588:Establishments by decade
389:1559 establishments
372:1558 establishments
355:1557 establishments
338:1556 establishments
321:1555 establishments
304:1554 establishments
287:1553 establishments
270:1552 establishments
253:1551 establishments
236:1550 establishments
600:
583:1550s beginnings
558:
551:
534:
527:
510:
503:
486:
479:
462:
455:
438:
418:
411:
394:
387:
377:
370:
360:
353:
343:
336:
326:
319:
309:
302:
292:
285:
275:
268:
258:
251:
241:
234:
217:
210:
200:
193:
28:
23:
22:
21:
608:
607:
603:
602:
601:
599:
598:
597:
568:
567:
566:
565:
564:
563:
560:
559:
548:
539:
536:
535:
524:
515:
512:
511:
500:
491:
488:
487:
476:
467:
464:
463:
452:
443:
440:
439:
423:
420:
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408:
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384:
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378:
367:
362:
361:
350:
345:
344:
333:
328:
327:
316:
311:
310:
299:
294:
293:
282:
277:
276:
265:
260:
259:
248:
243:
242:
231:
222:
219:
218:
207:
202:
201:
190:
172:
171:
165:
164:
163:
101:
100:
24:
19:
17:
12:
11:
5:
606:
596:
595:
590:
585:
580:
562:
561:
547:
546:
543:
540:
538:
537:
523:
522:
519:
516:
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513:
499:
498:
495:
492:
490:
489:
475:
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471:
468:
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465:
451:
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447:
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431:
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427:
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407:
406:
403:
400:
398:
397:
383:
382:
380:
366:
365:
363:
349:
348:
346:
332:
331:
329:
315:
314:
312:
298:
297:
295:
281:
280:
278:
264:
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261:
247:
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230:
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189:
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177:
167:See also:
162:
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129:
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109:
103:
102:
99:
98:
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68:
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53:
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41:
30:
29:
26:History portal
9:
6:
4:
3:
2:
605:
594:
591:
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586:
584:
581:
579:
576:
575:
573:
554:
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541:
530:
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520:
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502:
497:
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493:
482:
478:
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469:
458:
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434:
429:
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390:
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369:
364:
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176:Subcategories
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36:
27:
16:
178:
131:
70:
33:
31:
533:(10 C, 4 P)
417:(12 C, 2 P)
572:Categories
557:(7 C, 5 P)
509:(5 C, 3 P)
325:(6 C, 1 P)
308:(7 C, 1 P)
291:(6 C, 1 P)
437:(69 P)
393:(10 C)
216:(43 C)
199:(15 C)
593:1550s
485:(9 C)
461:(3 C)
376:(7 C)
359:(6 C)
342:(7 C)
274:(6 C)
257:(5 C)
240:(6 C)
96:1600s
91:1590s
86:1580s
81:1570s
76:1560s
71:1550s
66:1540s
61:1530s
56:1520s
51:1510s
46:1500s
35:1550s
159:21st
154:20th
149:19th
144:18th
139:17th
133:16th
127:15th
122:14th
117:13th
112:12th
107:11th
225:0–9
574::
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531:
507:
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459:
435:
415:
391:
374:
357:
340:
323:
306:
289:
272:
255:
238:
214:
197:
542:S
518:P
494:O
470:N
446:M
426:E
402:B
38:.
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