Maritime republics
Number of maritime republics over the centuries
#### Number of maritime republics over the centuries

As highlighted in the following chronological table, the number of maritime republics has changed over the centuries, as follows:
* 9th—10th century: There are only three maritime republics, namely Amalfi, Gaeta and Venice.
* 11th century: By adding Ancona, Genoa, Pisa and Ragusa in the first decades, there are seven maritime republics; however, the century also saw the end of Amalfi's independence (1031\) and the beginning of Noli's maritime history.
* 12th—\-14th century: With the end of Gaeta's independence (1137\), there are six active maritime republics.
* 15th century: With Pisa's loss of independence and the end of Noli's maritime activity, four maritime republics remain, namely Ancona, Genoa, Ragusa, and Venice.
* 16th—\-18th century: With Ancona's loss of autonomy, the three longest\-lived maritime republics remain active: Genoa, Ragusa and Venice.

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Period \= from:800 till:1850
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Colors \=

```
 id:Amalfi value:rgb(0.4,0,1) legend: Amalfi
 id:Ancona value:rgb(1,0.9,0.1) legend: Ancona
 id:Gaeta value:rgb(0.3,1,0.3) legend: Gaeta
 id:Genoa value:rgb(1,0.6,0) legend: Genoa
 id:Pisa value:rgb(0.3,0.8,1) legend: Pisa
 id:Ragusa value:rgb(0.7,0.2,1) legend: Ragusa
 id:Venice value:rgb(1,0.1,0.1) legend: Venice
 id:Noli value:rgb(0.2,0.5,0) legend: Noli

```

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```
from:839 till:1131 color:Amalfi text:"[[Duchy of Amalfi|Amalfi]]" fontsize:10
from:1050 till:1532 color:Ancona text:"[[Republic of Ancona|Ancona]]" fontsize:10
from:839 till:1137 color:Gaeta text:"[[Duchy of Gaeta|Gaeta]]" fontsize:10
from:1005 till:1797 color:Genoa text:"[[Republic of Genoa|Genoa]]" fontsize:10
from:1050 till:1406 color:Pisa text:"[[Republic of Pisa|Pisa]]" fontsize:10
from:1050 till:1808 color:Ragusa text:"[[Republic of Ragusa|Ragusa]]" fontsize:10
from:840 till:1797 color:Venice text:"[[Republic of Venice|Venice]]" fontsize:10
from:1192 till:1500 color:Noli text:"[[Republic of Noli|Noli]]" fontsize:10

```

How do maritime republics interact with each other and the larger world?