Another Flag

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
  </style>
</head>

<body>
  <script>
    // Feel free to change or delete any of the code you see in this editor!
    var svg = d3.select("body").append("svg")
      .attr("width", 1000)
      .attr("height", 1000)

//svg.append("text")
      //.text("RAWR!!!")
      //.attr("y", 200)
      //.attr("x", 150)
      //.attr("font-size", 102)
      //.attr("font-family", "freestyle script")
    	//.attr("fill", "lavender")
    	//.attr("stroke" , "plum")
    	//.attr("stroke-width", 2)
		
    var flag=[{"fill": "blue", "x":100},
              {"fill": "white", "x":300},
              {"fill": "red", "x": 500}];
    console.log(flag);
    
    svg.selectAll("rect")
    	.data(flag)
    	.enter()
    	.append("rect")
    	.attr("y", 100)
    	.attr("x", function(d) {return d.x})
    	.attr("width", 200)
    	.attr("height", 400)
    	.attr("fill", function(d) {return d.fill})
    	.attr("stroke", "black");
    
    
 /*   
//France
    svg.append("rect")
    	.attr("height", 100)
    	.attr("width", 50)
    	.attr("x", 100)
    	.attr("y", 200)
    	.attr("fill", "blue")
    	.attr("stroke", "black")
    svg.append("rect")
    	.attr("height", 100)
    	.attr("width", 50)
    	.attr("x", 200)
    	.attr("y", 200)
    	.attr("fill", "red")
    	.attr("stroke", "black")
    svg.append("rect")
    	.attr("height", 100)
    	.attr("width", 50)
    	.attr("x", 150)
    	.attr("y", 200)
    	.attr("fill", "white")
    	.attr("stroke", "black")
  */
    
 </script>
</body>

https://d3js.org/d3.v4.min.js