1.0Coin Engineerhttps://coinengineer.net/blogYeliz Akmacahttps://coinengineer.net/blog/author/cmyelizz/rich600338<blockquote class="wp-embedded-content" data-secret="juOqahJUNX"><a href="https://coinengineer.net/blog/bitcoin-pizza-day-btc-history-milestones/">Bitcoin Pizza Day and Key Milestones in BTC History</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://coinengineer.net/blog/bitcoin-pizza-day-btc-history-milestones/embed/#?secret=juOqahJUNX" width="600" height="338" title="“Bitcoin Pizza Day and Key Milestones in BTC History” — Coin Engineer" data-secret="juOqahJUNX" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://coinengineer.net/blog/wp-includes/js/wp-embed.min.js /* ]]> */ </script> https://coinengineer.net/blog/wp-content/uploads/2025/05/taslak-ce-2025-05-22T115533.161-1024x576.png1024576Bitcoin launched in 2009 by Satoshi Nakamoto, has witnessed numerous significant events in the cryptocurrency world since its inception. The most famous of these is Bitcoin Pizza Day, celebrated annually on May 22. This day symbolizes the first real-world use of BTC.  What is Bitcoin Pizza Day?  On May 22, 2010, Laszlo Hanyecz purchased two